20545830900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:413

約数の個数: 576

約数和(自身を含む): 78115000320

約数和(自身を除く): 57569169420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 61, 63, 70, 71, 75, 84, 90, 100, 105, 108, 122, 126, 135, 140, 142, 150, 175, 180, 183, 189, 210, 213, 225, 244, 251, 252, 270, 284, 300, 305, 315, 350, 355, 366, 378, 420, 426, 427, 450, 497, 502, 525, 540, 549, 610, 630, 639, 675, 700, 710, 732, 753, 756, 852, 854, 900, 915, 945, 994, 1004, 1050, 1065, 1098, 1220, 1255, 1260, 1278, 1281, 1350, 1420, 1491, 1506, 1525, 1575, 1647, 1708, 1757, 1775, 1830, 1890, 1917, 1988, 2100, 2130, 2135, 2196, 2259, 2485, 2510, 2556, 2562, 2700, 2745, 2982, 3012, 3050, 3150, 3195, 3294, 3514, 3550, 3660, 3765, 3780, 3834, 3843, 4260, 4270, 4331, 4473, 4518, 4575, 4725, 4970, 5020, 5124, 5271, 5325, 5490, 5964, 6100, 6275, 6300, 6390, 6405, 6588, 6777, 7028, 7100, 7455, 7530, 7668, 7686, 8235, 8540, 8662, 8785, 8946, 9036, 9150, 9450, 9585, 9940, 10542, 10650, 10675, 10980, 11295, 11529, 12425, 12550, 12780, 12810, 12993, 13419, 13554, 13725, 14910, 15060, 15311, 15372, 15813, 15975, 16470, 17324, 17570, 17821, 17892, 18300, 18825, 18900, 19170, 19215, 21084, 21300, 21350, 21655, 22365, 22590, 23058, 24850, 25100, 25620, 25986, 26355, 26838, 27108, 27450, 29820, 30317, 30622, 31626, 31950, 32025, 32940, 33885, 35140, 35642, 37275, 37650, 38340, 38430, 38979, 41175, 42700, 43310, 43925, 44730, 45180, 45933, 46116, 47439, 47925, 49700, 51972, 52710, 53463, 53676, 54900, 56475, 57645, 60634, 61244, 63252, 63900, 64050, 64965, 67095, 67770, 71284, 74550, 75300, 76555, 76860, 77958, 79065, 82350, 86620, 87850, 89105, 89460, 90951, 91866, 94878, 95850, 96075, 105420, 106926, 107177, 108275, 111825, 112950, 115290, 116937, 121268, 124747, 128100, 129930, 131775, 134190, 135540, 137799, 149100, 151585, 153110, 155916, 158130, 160389, 164700, 169425, 175700, 178210, 181902, 183732, 189756, 191700, 192150, 194895, 213852, 214354, 216550, 223650, 225900, 229665, 230580, 233874, 237195, 249494, 259860, 263550, 267315, 268380, 272853, 275598, 288225, 303170, 306220, 316260, 320778, 321531, 324825, 335475, 338850, 356420, 363804, 374241, 382775, 384300, 389790, 395325, 413397, 428708, 433100, 445525, 447300, 454755, 459330, 467748, 474390, 481167, 498988, 527100, 534630, 535885, 545706, 551196, 576450, 584685, 606340, 623735, 641556, 643062, 649650, 670950, 677700, 688995, 748482, 757925, 765550, 779580, 790650, 801945, 818559, 826794, 891050, 909510, 918660, 948780, 962334, 964593, 974475, 1069260, 1071770, 1087081, 1091412, 1122723, 1148325, 1152900, 1169370, 1185975, 1247470, 1286124, 1299300, 1336575, 1341900, 1364265, 1377990, 1496964, 1515850, 1531100, 1581300, 1603890, 1607655, 1637118, 1653588, 1782100, 1819020, 1871205, 1924668, 1929186, 1948950, 2066985, 2143540, 2174162, 2245446, 2273775, 2296650, 2338740, 2371950, 2405835, 2494940, 2673150, 2679425, 2728530, 2755980, 2893779, 2923425, 3031700, 3118675, 3207780, 3215310, 3261243, 3274236, 3368169, 3444975, 3742410, 3858372, 3897900, 4009725, 4092795, 4133970, 4348324, 4490892, 4547550, 4593300, 4743900, 4811670, 4822965, 5346300, 5358850, 5435405, 5457060, 5613615, 5787558, 5846850, 6237350, 6430620, 6522486, 6736338, 6821325, 6889950, 7484820, 7609567, 8019450, 8038275, 8185590, 8267940, 9095100, 9356025, 9623340, 9645930, 9783729, 10334925, 10717700, 10870810, 11227230, 11575116, 11693700, 12029175, 12474700, 13044972, 13472676, 13642650, 13779900, 14468895, 15219134, 16038900, 16076550, 16306215, 16371180, 16840845, 18712050, 19291860, 19567458, 20463975, 20669850, 21741620, 22454460, 22828701, 24058350, 24114825, 27177025, 27285300, 28068075, 28937790, 29351187, 30438268, 32153100, 32612430, 33681690, 37424100, 38047835, 39134916, 40927950, 41339700, 45657402, 48116700, 48229650, 48918645, 54354050, 56136150, 57875580, 58702374, 65224860, 67363380, 68486103, 72344475, 76095670, 81531075, 81855900, 84204225, 91314804, 96459300, 97837290, 108708100, 112272300, 114143505, 117404748, 136972206, 144688950, 146755935, 152191340, 163062150, 168408450, 190239175, 195674580, 205458309, 228287010, 244593225, 273944412, 289377900, 293511870, 326124300, 336816900, 342430515, 380478350, 410916618, 456574020, 489186450, 570717525, 587023740, 684861030, 733779675, 760956700, 821833236, 978372900, 1027291545, 1141435050, 1369722060, 1467559350, 1712152575, 2054583090, 2282870100, 2935118700, 3424305150, 4109166180, 5136457725, 6848610300, 10272915450, 20545830900]

約数ペア:

[(1, 20545830900), (2, 10272915450), (3, 6848610300), (4, 5136457725), (5, 4109166180), (6, 3424305150), (7, 2935118700), (9, 2282870100), (10, 2054583090), (12, 1712152575), (14, 1467559350), (15, 1369722060), (18, 1141435050), (20, 1027291545), (21, 978372900), (25, 821833236), (27, 760956700), (28, 733779675), (30, 684861030), (35, 587023740), (36, 570717525), (42, 489186450), (45, 456574020), (50, 410916618), (54, 380478350), (60, 342430515), (61, 336816900), (63, 326124300), (70, 293511870), (71, 289377900), (75, 273944412), (84, 244593225), (90, 228287010), (100, 205458309), (105, 195674580), (108, 190239175), (122, 168408450), (126, 163062150), (135, 152191340), (140, 146755935), (142, 144688950), (150, 136972206), (175, 117404748), (180, 114143505), (183, 112272300), (189, 108708100), (210, 97837290), (213, 96459300), (225, 91314804), (244, 84204225), (251, 81855900), (252, 81531075), (270, 76095670), (284, 72344475), (300, 68486103), (305, 67363380), (315, 65224860), (350, 58702374), (355, 57875580), (366, 56136150), (378, 54354050), (420, 48918645), (426, 48229650), (427, 48116700), (450, 45657402), (497, 41339700), (502, 40927950), (525, 39134916), (540, 38047835), (549, 37424100), (610, 33681690), (630, 32612430), (639, 32153100), (675, 30438268), (700, 29351187), (710, 28937790), (732, 28068075), (753, 27285300), (756, 27177025), (852, 24114825), (854, 24058350), (900, 22828701), (915, 22454460), (945, 21741620), (994, 20669850), (1004, 20463975), (1050, 19567458), (1065, 19291860), (1098, 18712050), (1220, 16840845), (1255, 16371180), (1260, 16306215), (1278, 16076550), (1281, 16038900), (1350, 15219134), (1420, 14468895), (1491, 13779900), (1506, 13642650), (1525, 13472676), (1575, 13044972), (1647, 12474700), (1708, 12029175), (1757, 11693700), (1775, 11575116), (1830, 11227230), (1890, 10870810), (1917, 10717700), (1988, 10334925), (2100, 9783729), (2130, 9645930), (2135, 9623340), (2196, 9356025), (2259, 9095100), (2485, 8267940), (2510, 8185590), (2556, 8038275), (2562, 8019450), (2700, 7609567), (2745, 7484820), (2982, 6889950), (3012, 6821325), (3050, 6736338), (3150, 6522486), (3195, 6430620), (3294, 6237350), (3514, 5846850), (3550, 5787558), (3660, 5613615), (3765, 5457060), (3780, 5435405), (3834, 5358850), (3843, 5346300), (4260, 4822965), (4270, 4811670), (4331, 4743900), (4473, 4593300), (4518, 4547550), (4575, 4490892), (4725, 4348324), (4970, 4133970), (5020, 4092795), (5124, 4009725), (5271, 3897900), (5325, 3858372), (5490, 3742410), (5964, 3444975), (6100, 3368169), (6275, 3274236), (6300, 3261243), (6390, 3215310), (6405, 3207780), (6588, 3118675), (6777, 3031700), (7028, 2923425), (7100, 2893779), (7455, 2755980), (7530, 2728530), (7668, 2679425), (7686, 2673150), (8235, 2494940), (8540, 2405835), (8662, 2371950), (8785, 2338740), (8946, 2296650), (9036, 2273775), (9150, 2245446), (9450, 2174162), (9585, 2143540), (9940, 2066985), (10542, 1948950), (10650, 1929186), (10675, 1924668), (10980, 1871205), (11295, 1819020), (11529, 1782100), (12425, 1653588), (12550, 1637118), (12780, 1607655), (12810, 1603890), (12993, 1581300), (13419, 1531100), (13554, 1515850), (13725, 1496964), (14910, 1377990), (15060, 1364265), (15311, 1341900), (15372, 1336575), (15813, 1299300), (15975, 1286124), (16470, 1247470), (17324, 1185975), (17570, 1169370), (17821, 1152900), (17892, 1148325), (18300, 1122723), (18825, 1091412), (18900, 1087081), (19170, 1071770), (19215, 1069260), (21084, 974475), (21300, 964593), (21350, 962334), (21655, 948780), (22365, 918660), (22590, 909510), (23058, 891050), (24850, 826794), (25100, 818559), (25620, 801945), (25986, 790650), (26355, 779580), (26838, 765550), (27108, 757925), (27450, 748482), (29820, 688995), (30317, 677700), (30622, 670950), (31626, 649650), (31950, 643062), (32025, 641556), (32940, 623735), (33885, 606340), (35140, 584685), (35642, 576450), (37275, 551196), (37650, 545706), (38340, 535885), (38430, 534630), (38979, 527100), (41175, 498988), (42700, 481167), (43310, 474390), (43925, 467748), (44730, 459330), (45180, 454755), (45933, 447300), (46116, 445525), (47439, 433100), (47925, 428708), (49700, 413397), (51972, 395325), (52710, 389790), (53463, 384300), (53676, 382775), (54900, 374241), (56475, 363804), (57645, 356420), (60634, 338850), (61244, 335475), (63252, 324825), (63900, 321531), (64050, 320778), (64965, 316260), (67095, 306220), (67770, 303170), (71284, 288225), (74550, 275598), (75300, 272853), (76555, 268380), (76860, 267315), (77958, 263550), (79065, 259860), (82350, 249494), (86620, 237195), (87850, 233874), (89105, 230580), (89460, 229665), (90951, 225900), (91866, 223650), (94878, 216550), (95850, 214354), (96075, 213852), (105420, 194895), (106926, 192150), (107177, 191700), (108275, 189756), (111825, 183732), (112950, 181902), (115290, 178210), (116937, 175700), (121268, 169425), (124747, 164700), (128100, 160389), (129930, 158130), (131775, 155916), (134190, 153110), (135540, 151585), (137799, 149100)]