1989839880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{19259}}^1$

素因数の和:19324

約数の個数: 192

約数和(自身を含む): 7571491200

約数和(自身を除く): 5581651320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 56, 60, 63, 70, 72, 82, 84, 90, 105, 120, 123, 126, 140, 164, 168, 180, 205, 210, 246, 252, 280, 287, 315, 328, 360, 369, 410, 420, 492, 504, 574, 615, 630, 738, 820, 840, 861, 984, 1148, 1230, 1260, 1435, 1476, 1640, 1722, 1845, 2296, 2460, 2520, 2583, 2870, 2952, 3444, 3690, 4305, 4920, 5166, 5740, 6888, 7380, 8610, 10332, 11480, 12915, 14760, 17220, 19259, 20664, 25830, 34440, 38518, 51660, 57777, 77036, 96295, 103320, 115554, 134813, 154072, 173331, 192590, 231108, 269626, 288885, 346662, 385180, 404439, 462216, 539252, 577770, 674065, 693324, 770360, 789619, 808878, 866655, 1078504, 1155540, 1213317, 1348130, 1386648, 1579238, 1617756, 1733310, 2022195, 2311080, 2368857, 2426634, 2696260, 3158476, 3235512, 3466620, 3948095, 4044390, 4737714, 4853268, 5392520, 5527333, 6066585, 6316952, 6933240, 7106571, 7896190, 8088780, 9475428, 9706536, 11054666, 11844285, 12133170, 14213142, 15792380, 16177560, 16581999, 18950856, 22109332, 23688570, 24266340, 27636665, 28426284, 31584760, 33163998, 35532855, 44218664, 47377140, 48532680, 49745997, 55273330, 56852568, 66327996, 71065710, 82909995, 94754280, 99491994, 110546660, 132655992, 142131420, 165819990, 198983988, 221093320, 248729985, 284262840, 331639980, 397967976, 497459970, 663279960, 994919940, 1989839880]

約数ペア:

[(1, 1989839880), (2, 994919940), (3, 663279960), (4, 497459970), (5, 397967976), (6, 331639980), (7, 284262840), (8, 248729985), (9, 221093320), (10, 198983988), (12, 165819990), (14, 142131420), (15, 132655992), (18, 110546660), (20, 99491994), (21, 94754280), (24, 82909995), (28, 71065710), (30, 66327996), (35, 56852568), (36, 55273330), (40, 49745997), (41, 48532680), (42, 47377140), (45, 44218664), (56, 35532855), (60, 33163998), (63, 31584760), (70, 28426284), (72, 27636665), (82, 24266340), (84, 23688570), (90, 22109332), (105, 18950856), (120, 16581999), (123, 16177560), (126, 15792380), (140, 14213142), (164, 12133170), (168, 11844285), (180, 11054666), (205, 9706536), (210, 9475428), (246, 8088780), (252, 7896190), (280, 7106571), (287, 6933240), (315, 6316952), (328, 6066585), (360, 5527333), (369, 5392520), (410, 4853268), (420, 4737714), (492, 4044390), (504, 3948095), (574, 3466620), (615, 3235512), (630, 3158476), (738, 2696260), (820, 2426634), (840, 2368857), (861, 2311080), (984, 2022195), (1148, 1733310), (1230, 1617756), (1260, 1579238), (1435, 1386648), (1476, 1348130), (1640, 1213317), (1722, 1155540), (1845, 1078504), (2296, 866655), (2460, 808878), (2520, 789619), (2583, 770360), (2870, 693324), (2952, 674065), (3444, 577770), (3690, 539252), (4305, 462216), (4920, 404439), (5166, 385180), (5740, 346662), (6888, 288885), (7380, 269626), (8610, 231108), (10332, 192590), (11480, 173331), (12915, 154072), (14760, 134813), (17220, 115554), (19259, 103320), (20664, 96295), (25830, 77036), (34440, 57777), (38518, 51660)]