19700784480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:874

約数の個数: 384

約数和(自身を含む): 68954336640

約数和(自身を除く): 49253552160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 61, 65, 73, 78, 80, 96, 104, 120, 122, 130, 146, 156, 160, 183, 195, 208, 219, 240, 244, 260, 292, 305, 312, 365, 366, 390, 416, 438, 480, 488, 520, 584, 610, 624, 709, 730, 732, 780, 793, 876, 915, 949, 976, 1040, 1095, 1168, 1220, 1248, 1418, 1460, 1464, 1560, 1586, 1752, 1830, 1898, 1952, 2080, 2127, 2190, 2336, 2379, 2440, 2836, 2847, 2920, 2928, 3120, 3172, 3504, 3545, 3660, 3796, 3965, 4254, 4380, 4453, 4745, 4758, 4880, 5672, 5694, 5840, 5856, 6240, 6344, 7008, 7090, 7320, 7592, 7930, 8508, 8760, 8906, 9217, 9490, 9516, 9760, 10635, 11344, 11388, 11680, 11895, 12688, 13359, 14180, 14235, 14640, 15184, 15860, 17016, 17520, 17812, 18434, 18980, 19032, 21270, 22265, 22688, 22776, 23790, 25376, 26718, 27651, 28360, 28470, 29280, 30368, 31720, 34032, 35040, 35624, 36868, 37960, 38064, 42540, 43249, 44530, 45552, 46085, 47580, 51757, 53436, 55302, 56720, 56940, 57889, 63440, 66795, 68064, 71248, 73736, 75920, 76128, 85080, 86498, 89060, 91104, 92170, 95160, 103514, 106872, 110604, 113440, 113880, 115778, 126880, 129747, 133590, 138255, 142496, 147472, 151840, 155271, 170160, 172996, 173667, 178120, 184340, 190320, 207028, 213744, 216245, 221208, 227760, 231556, 258785, 259494, 267180, 276510, 289445, 294944, 310542, 340320, 345992, 347334, 356240, 368680, 380640, 414056, 427488, 432490, 442416, 455520, 463112, 517570, 518988, 534360, 553020, 562237, 578890, 621084, 648735, 672841, 691984, 694668, 712480, 737360, 776355, 828112, 864980, 868335, 884832, 926224, 1035140, 1037976, 1068720, 1106040, 1124474, 1157780, 1242168, 1297470, 1345682, 1383968, 1389336, 1474720, 1552710, 1656224, 1686711, 1729960, 1736670, 1852448, 2018523, 2070280, 2075952, 2137440, 2212080, 2248948, 2315560, 2484336, 2594940, 2691364, 2778672, 2811185, 3105420, 3157177, 3364205, 3373422, 3459920, 3473340, 4037046, 4140560, 4151904, 4424160, 4497896, 4631120, 4968672, 5189880, 5382728, 5557344, 5622370, 6210840, 6314354, 6728410, 6746844, 6919840, 6946680, 8074092, 8281120, 8433555, 8995792, 9262240, 9471531, 10092615, 10379760, 10765456, 11244740, 12421680, 12628708, 13456820, 13493688, 13893360, 15785885, 16148184, 16867110, 17991584, 18943062, 20185230, 20759520, 21530912, 22489480, 24843360, 25257416, 26913640, 26987376, 27786720, 31571770, 32296368, 33734220, 37886124, 40370460, 41043301, 44978960, 47357655, 50514832, 53827280, 53974752, 63143540, 64592736, 67468440, 75772248, 80740920, 82086602, 89957920, 94715310, 101029664, 107654560, 123129903, 126287080, 134936880, 151544496, 161481840, 164173204, 189430620, 205216505, 246259806, 252574160, 269873760, 303088992, 322963680, 328346408, 378861240, 410433010, 492519612, 505148320, 615649515, 656692816, 757722480, 820866020, 985039224, 1231299030, 1313385632, 1515444960, 1641732040, 1970078448, 2462598060, 3283464080, 3940156896, 4925196120, 6566928160, 9850392240, 19700784480]

約数ペア:

[(1, 19700784480), (2, 9850392240), (3, 6566928160), (4, 4925196120), (5, 3940156896), (6, 3283464080), (8, 2462598060), (10, 1970078448), (12, 1641732040), (13, 1515444960), (15, 1313385632), (16, 1231299030), (20, 985039224), (24, 820866020), (26, 757722480), (30, 656692816), (32, 615649515), (39, 505148320), (40, 492519612), (48, 410433010), (52, 378861240), (60, 328346408), (61, 322963680), (65, 303088992), (73, 269873760), (78, 252574160), (80, 246259806), (96, 205216505), (104, 189430620), (120, 164173204), (122, 161481840), (130, 151544496), (146, 134936880), (156, 126287080), (160, 123129903), (183, 107654560), (195, 101029664), (208, 94715310), (219, 89957920), (240, 82086602), (244, 80740920), (260, 75772248), (292, 67468440), (305, 64592736), (312, 63143540), (365, 53974752), (366, 53827280), (390, 50514832), (416, 47357655), (438, 44978960), (480, 41043301), (488, 40370460), (520, 37886124), (584, 33734220), (610, 32296368), (624, 31571770), (709, 27786720), (730, 26987376), (732, 26913640), (780, 25257416), (793, 24843360), (876, 22489480), (915, 21530912), (949, 20759520), (976, 20185230), (1040, 18943062), (1095, 17991584), (1168, 16867110), (1220, 16148184), (1248, 15785885), (1418, 13893360), (1460, 13493688), (1464, 13456820), (1560, 12628708), (1586, 12421680), (1752, 11244740), (1830, 10765456), (1898, 10379760), (1952, 10092615), (2080, 9471531), (2127, 9262240), (2190, 8995792), (2336, 8433555), (2379, 8281120), (2440, 8074092), (2836, 6946680), (2847, 6919840), (2920, 6746844), (2928, 6728410), (3120, 6314354), (3172, 6210840), (3504, 5622370), (3545, 5557344), (3660, 5382728), (3796, 5189880), (3965, 4968672), (4254, 4631120), (4380, 4497896), (4453, 4424160), (4745, 4151904), (4758, 4140560), (4880, 4037046), (5672, 3473340), (5694, 3459920), (5840, 3373422), (5856, 3364205), (6240, 3157177), (6344, 3105420), (7008, 2811185), (7090, 2778672), (7320, 2691364), (7592, 2594940), (7930, 2484336), (8508, 2315560), (8760, 2248948), (8906, 2212080), (9217, 2137440), (9490, 2075952), (9516, 2070280), (9760, 2018523), (10635, 1852448), (11344, 1736670), (11388, 1729960), (11680, 1686711), (11895, 1656224), (12688, 1552710), (13359, 1474720), (14180, 1389336), (14235, 1383968), (14640, 1345682), (15184, 1297470), (15860, 1242168), (17016, 1157780), (17520, 1124474), (17812, 1106040), (18434, 1068720), (18980, 1037976), (19032, 1035140), (21270, 926224), (22265, 884832), (22688, 868335), (22776, 864980), (23790, 828112), (25376, 776355), (26718, 737360), (27651, 712480), (28360, 694668), (28470, 691984), (29280, 672841), (30368, 648735), (31720, 621084), (34032, 578890), (35040, 562237), (35624, 553020), (36868, 534360), (37960, 518988), (38064, 517570), (42540, 463112), (43249, 455520), (44530, 442416), (45552, 432490), (46085, 427488), (47580, 414056), (51757, 380640), (53436, 368680), (55302, 356240), (56720, 347334), (56940, 345992), (57889, 340320), (63440, 310542), (66795, 294944), (68064, 289445), (71248, 276510), (73736, 267180), (75920, 259494), (76128, 258785), (85080, 231556), (86498, 227760), (89060, 221208), (91104, 216245), (92170, 213744), (95160, 207028), (103514, 190320), (106872, 184340), (110604, 178120), (113440, 173667), (113880, 172996), (115778, 170160), (126880, 155271), (129747, 151840), (133590, 147472), (138255, 142496)]