2189747280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2357}}^1$

素因数の和:2466

約数の個数: 240

約数和(自身を含む): 7999845120

約数和(自身を除く): 5810097840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 79, 80, 84, 98, 105, 112, 120, 140, 147, 158, 168, 196, 210, 237, 240, 245, 280, 294, 316, 336, 392, 395, 420, 474, 490, 553, 560, 588, 632, 735, 784, 790, 840, 948, 980, 1106, 1176, 1185, 1264, 1470, 1580, 1659, 1680, 1896, 1960, 2212, 2352, 2357, 2370, 2765, 2940, 3160, 3318, 3792, 3871, 3920, 4424, 4714, 4740, 5530, 5880, 6320, 6636, 7071, 7742, 8295, 8848, 9428, 9480, 11060, 11613, 11760, 11785, 13272, 14142, 15484, 16499, 16590, 18856, 18960, 19355, 22120, 23226, 23570, 26544, 28284, 30968, 32998, 33180, 35355, 37712, 38710, 44240, 46452, 47140, 49497, 56568, 58065, 61936, 65996, 66360, 70710, 77420, 82495, 92904, 94280, 98994, 113136, 115493, 116130, 131992, 132720, 141420, 154840, 164990, 185808, 186203, 188560, 197988, 230986, 232260, 247485, 263984, 282840, 309680, 329980, 346479, 372406, 395976, 461972, 464520, 494970, 558609, 565680, 577465, 659960, 692958, 744812, 791952, 923944, 929040, 931015, 989940, 1117218, 1154930, 1303421, 1319920, 1385916, 1489624, 1732395, 1847888, 1862030, 1979880, 2234436, 2309860, 2606842, 2771832, 2793045, 2979248, 3464790, 3724060, 3910263, 3959760, 4468872, 4619720, 5213684, 5543664, 5586090, 6517105, 6929580, 7448120, 7820526, 8937744, 9123947, 9239440, 10427368, 11172180, 13034210, 13859160, 14896240, 15641052, 18247894, 19551315, 20854736, 22344360, 26068420, 27371841, 27718320, 31282104, 36495788, 39102630, 44688720, 45619735, 52136840, 54743682, 62564208, 72991576, 78205260, 91239470, 104273680, 109487364, 136859205, 145983152, 156410520, 182478940, 218974728, 273718410, 312821040, 364957880, 437949456, 547436820, 729915760, 1094873640, 2189747280]

約数ペア:

[(1, 2189747280), (2, 1094873640), (3, 729915760), (4, 547436820), (5, 437949456), (6, 364957880), (7, 312821040), (8, 273718410), (10, 218974728), (12, 182478940), (14, 156410520), (15, 145983152), (16, 136859205), (20, 109487364), (21, 104273680), (24, 91239470), (28, 78205260), (30, 72991576), (35, 62564208), (40, 54743682), (42, 52136840), (48, 45619735), (49, 44688720), (56, 39102630), (60, 36495788), (70, 31282104), (79, 27718320), (80, 27371841), (84, 26068420), (98, 22344360), (105, 20854736), (112, 19551315), (120, 18247894), (140, 15641052), (147, 14896240), (158, 13859160), (168, 13034210), (196, 11172180), (210, 10427368), (237, 9239440), (240, 9123947), (245, 8937744), (280, 7820526), (294, 7448120), (316, 6929580), (336, 6517105), (392, 5586090), (395, 5543664), (420, 5213684), (474, 4619720), (490, 4468872), (553, 3959760), (560, 3910263), (588, 3724060), (632, 3464790), (735, 2979248), (784, 2793045), (790, 2771832), (840, 2606842), (948, 2309860), (980, 2234436), (1106, 1979880), (1176, 1862030), (1185, 1847888), (1264, 1732395), (1470, 1489624), (1580, 1385916), (1659, 1319920), (1680, 1303421), (1896, 1154930), (1960, 1117218), (2212, 989940), (2352, 931015), (2357, 929040), (2370, 923944), (2765, 791952), (2940, 744812), (3160, 692958), (3318, 659960), (3792, 577465), (3871, 565680), (3920, 558609), (4424, 494970), (4714, 464520), (4740, 461972), (5530, 395976), (5880, 372406), (6320, 346479), (6636, 329980), (7071, 309680), (7742, 282840), (8295, 263984), (8848, 247485), (9428, 232260), (9480, 230986), (11060, 197988), (11613, 188560), (11760, 186203), (11785, 185808), (13272, 164990), (14142, 154840), (15484, 141420), (16499, 132720), (16590, 131992), (18856, 116130), (18960, 115493), (19355, 113136), (22120, 98994), (23226, 94280), (23570, 92904), (26544, 82495), (28284, 77420), (30968, 70710), (32998, 66360), (33180, 65996), (35355, 61936), (37712, 58065), (38710, 56568), (44240, 49497), (46452, 47140)]