1997218440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 576

約数和(自身を含む): 8162856000

約数和(自身を除く): 6165637560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 49, 56, 57, 59, 60, 63, 70, 72, 76, 84, 90, 95, 98, 101, 105, 114, 118, 120, 126, 133, 140, 147, 152, 168, 171, 177, 180, 190, 196, 202, 210, 228, 236, 245, 252, 266, 280, 285, 294, 295, 303, 315, 342, 354, 360, 380, 392, 399, 404, 413, 420, 441, 456, 472, 490, 504, 505, 531, 532, 570, 588, 590, 606, 630, 665, 684, 707, 708, 735, 760, 798, 808, 826, 840, 855, 882, 885, 909, 931, 980, 1010, 1062, 1064, 1121, 1140, 1176, 1180, 1197, 1212, 1239, 1260, 1330, 1368, 1414, 1416, 1470, 1515, 1596, 1652, 1710, 1764, 1770, 1818, 1862, 1919, 1960, 1995, 2020, 2065, 2121, 2124, 2205, 2242, 2280, 2360, 2394, 2424, 2478, 2520, 2655, 2660, 2793, 2828, 2891, 2940, 3030, 3192, 3304, 3363, 3420, 3528, 3535, 3540, 3636, 3717, 3724, 3838, 3990, 4040, 4130, 4242, 4248, 4410, 4484, 4545, 4655, 4788, 4949, 4956, 5310, 5320, 5586, 5605, 5656, 5757, 5782, 5880, 5959, 5985, 6060, 6195, 6363, 6726, 6840, 7070, 7080, 7272, 7434, 7448, 7676, 7847, 7980, 8260, 8379, 8484, 8673, 8820, 8968, 9090, 9310, 9576, 9595, 9898, 9912, 10089, 10605, 10620, 11172, 11210, 11514, 11564, 11918, 11970, 12120, 12390, 12726, 13433, 13452, 13965, 14140, 14455, 14847, 14868, 15352, 15694, 15960, 16520, 16758, 16815, 16968, 17271, 17346, 17640, 17877, 18180, 18585, 18620, 19190, 19796, 20178, 21210, 21240, 22344, 22420, 23028, 23128, 23541, 23836, 23940, 24745, 24780, 25452, 26019, 26866, 26904, 27930, 28280, 28785, 28910, 29694, 29736, 29795, 31388, 31815, 33516, 33630, 34542, 34692, 35754, 36360, 37170, 37240, 38380, 39235, 39592, 40299, 40356, 41713, 41895, 42420, 43365, 44541, 44840, 46056, 47082, 47672, 47880, 49490, 49560, 50445, 50904, 52038, 53631, 53732, 54929, 55860, 57570, 57820, 59388, 59590, 62776, 63630, 67032, 67165, 67260, 69084, 69384, 70623, 71508, 74235, 74340, 76760, 78470, 80598, 80712, 83426, 83790, 84840, 86355, 86730, 89082, 89385, 94031, 94164, 98980, 100890, 104076, 107262, 107464, 109858, 111720, 113221, 115140, 115640, 117705, 118776, 119180, 120897, 125139, 127260, 130095, 134330, 134520, 138168, 141246, 143016, 148470, 148680, 156940, 161196, 164787, 166852, 167580, 172710, 173460, 178164, 178770, 188062, 188328, 197960, 201495, 201780, 208152, 208565, 214524, 219716, 222705, 226442, 230280, 235410, 238360, 241794, 250278, 254520, 260190, 268155, 268660, 274645, 282093, 282492, 291991, 296940, 313880, 322392, 329574, 333704, 335160, 339663, 345420, 346920, 353115, 356328, 357540, 375417, 376124, 402990, 403560, 417130, 429048, 439432, 445410, 452884, 470155, 470820, 483588, 494361, 500556, 520380, 536310, 537320, 549290, 564186, 564984, 566105, 583982, 593880, 604485, 625695, 659148, 679326, 690840, 706230, 715080, 750834, 752248, 792547, 805980, 823935, 834260, 846279, 875973, 890820, 905768, 940310, 941640, 967176, 988722, 1001112, 1018989, 1040760, 1072620, 1098580, 1128372, 1132210, 1167964, 1208970, 1251390, 1318296, 1358652, 1410465, 1412460, 1459955, 1501668, 1585094, 1611960, 1647870, 1668520, 1692558, 1698315, 1751946, 1781640, 1877085, 1880620, 1977444, 2037978, 2145240, 2197160, 2256744, 2264420, 2335928, 2377641, 2417940, 2471805, 2502780, 2627919, 2717304, 2820930, 2824920, 2919910, 3003336, 3170188, 3295740, 3385116, 3396630, 3503892, 3754170, 3761240, 3954888, 3962735, 4075956, 4231395, 4379865, 4528840, 4755282, 4835880, 4943610, 5005560, 5094945, 5255838, 5547829, 5641860, 5839820, 6340376, 6591480, 6770232, 6793260, 7007784, 7132923, 7508340, 7925470, 8151912, 8462790, 8759730, 9510564, 9887220, 10189890, 10511676, 11095658, 11283720, 11679640, 11888205, 13139595, 13586520, 14265846, 15016680, 15850940, 16643487, 16925580, 17519460, 19021128, 19774440, 20379780, 21023352, 22191316, 23776410, 26279190, 27739145, 28531692, 31701880, 33286974, 33851160, 35038920, 35664615, 40759560, 44382632, 47552820, 49930461, 52558380, 55478290, 57063384, 66573948, 71329230, 83217435, 95105640, 99860922, 105116760, 110956580, 133147896, 142658460, 166434870, 199721844, 221913160, 249652305, 285316920, 332869740, 399443688, 499304610, 665739480, 998609220, 1997218440]

約数ペア:

[(1, 1997218440), (2, 998609220), (3, 665739480), (4, 499304610), (5, 399443688), (6, 332869740), (7, 285316920), (8, 249652305), (9, 221913160), (10, 199721844), (12, 166434870), (14, 142658460), (15, 133147896), (18, 110956580), (19, 105116760), (20, 99860922), (21, 95105640), (24, 83217435), (28, 71329230), (30, 66573948), (35, 57063384), (36, 55478290), (38, 52558380), (40, 49930461), (42, 47552820), (45, 44382632), (49, 40759560), (56, 35664615), (57, 35038920), (59, 33851160), (60, 33286974), (63, 31701880), (70, 28531692), (72, 27739145), (76, 26279190), (84, 23776410), (90, 22191316), (95, 21023352), (98, 20379780), (101, 19774440), (105, 19021128), (114, 17519460), (118, 16925580), (120, 16643487), (126, 15850940), (133, 15016680), (140, 14265846), (147, 13586520), (152, 13139595), (168, 11888205), (171, 11679640), (177, 11283720), (180, 11095658), (190, 10511676), (196, 10189890), (202, 9887220), (210, 9510564), (228, 8759730), (236, 8462790), (245, 8151912), (252, 7925470), (266, 7508340), (280, 7132923), (285, 7007784), (294, 6793260), (295, 6770232), (303, 6591480), (315, 6340376), (342, 5839820), (354, 5641860), (360, 5547829), (380, 5255838), (392, 5094945), (399, 5005560), (404, 4943610), (413, 4835880), (420, 4755282), (441, 4528840), (456, 4379865), (472, 4231395), (490, 4075956), (504, 3962735), (505, 3954888), (531, 3761240), (532, 3754170), (570, 3503892), (588, 3396630), (590, 3385116), (606, 3295740), (630, 3170188), (665, 3003336), (684, 2919910), (707, 2824920), (708, 2820930), (735, 2717304), (760, 2627919), (798, 2502780), (808, 2471805), (826, 2417940), (840, 2377641), (855, 2335928), (882, 2264420), (885, 2256744), (909, 2197160), (931, 2145240), (980, 2037978), (1010, 1977444), (1062, 1880620), (1064, 1877085), (1121, 1781640), (1140, 1751946), (1176, 1698315), (1180, 1692558), (1197, 1668520), (1212, 1647870), (1239, 1611960), (1260, 1585094), (1330, 1501668), (1368, 1459955), (1414, 1412460), (1416, 1410465), (1470, 1358652), (1515, 1318296), (1596, 1251390), (1652, 1208970), (1710, 1167964), (1764, 1132210), (1770, 1128372), (1818, 1098580), (1862, 1072620), (1919, 1040760), (1960, 1018989), (1995, 1001112), (2020, 988722), (2065, 967176), (2121, 941640), (2124, 940310), (2205, 905768), (2242, 890820), (2280, 875973), (2360, 846279), (2394, 834260), (2424, 823935), (2478, 805980), (2520, 792547), (2655, 752248), (2660, 750834), (2793, 715080), (2828, 706230), (2891, 690840), (2940, 679326), (3030, 659148), (3192, 625695), (3304, 604485), (3363, 593880), (3420, 583982), (3528, 566105), (3535, 564984), (3540, 564186), (3636, 549290), (3717, 537320), (3724, 536310), (3838, 520380), (3990, 500556), (4040, 494361), (4130, 483588), (4242, 470820), (4248, 470155), (4410, 452884), (4484, 445410), (4545, 439432), (4655, 429048), (4788, 417130), (4949, 403560), (4956, 402990), (5310, 376124), (5320, 375417), (5586, 357540), (5605, 356328), (5656, 353115), (5757, 346920), (5782, 345420), (5880, 339663), (5959, 335160), (5985, 333704), (6060, 329574), (6195, 322392), (6363, 313880), (6726, 296940), (6840, 291991), (7070, 282492), (7080, 282093), (7272, 274645), (7434, 268660), (7448, 268155), (7676, 260190), (7847, 254520), (7980, 250278), (8260, 241794), (8379, 238360), (8484, 235410), (8673, 230280), (8820, 226442), (8968, 222705), (9090, 219716), (9310, 214524), (9576, 208565), (9595, 208152), (9898, 201780), (9912, 201495), (10089, 197960), (10605, 188328), (10620, 188062), (11172, 178770), (11210, 178164), (11514, 173460), (11564, 172710), (11918, 167580), (11970, 166852), (12120, 164787), (12390, 161196), (12726, 156940), (13433, 148680), (13452, 148470), (13965, 143016), (14140, 141246), (14455, 138168), (14847, 134520), (14868, 134330), (15352, 130095), (15694, 127260), (15960, 125139), (16520, 120897), (16758, 119180), (16815, 118776), (16968, 117705), (17271, 115640), (17346, 115140), (17640, 113221), (17877, 111720), (18180, 109858), (18585, 107464), (18620, 107262), (19190, 104076), (19796, 100890), (20178, 98980), (21210, 94164), (21240, 94031), (22344, 89385), (22420, 89082), (23028, 86730), (23128, 86355), (23541, 84840), (23836, 83790), (23940, 83426), (24745, 80712), (24780, 80598), (25452, 78470), (26019, 76760), (26866, 74340), (26904, 74235), (27930, 71508), (28280, 70623), (28785, 69384), (28910, 69084), (29694, 67260), (29736, 67165), (29795, 67032), (31388, 63630), (31815, 62776), (33516, 59590), (33630, 59388), (34542, 57820), (34692, 57570), (35754, 55860), (36360, 54929), (37170, 53732), (37240, 53631), (38380, 52038), (39235, 50904), (39592, 50445), (40299, 49560), (40356, 49490), (41713, 47880), (41895, 47672), (42420, 47082), (43365, 46056), (44541, 44840)]