871720992

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:687

約数の個数: 144

約数和(自身を含む): 2575722240

約数和(自身を除く): 1704001248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 251, 279, 288, 372, 389, 496, 502, 558, 744, 753, 778, 992, 1004, 1116, 1167, 1488, 1506, 1556, 2008, 2232, 2259, 2334, 2976, 3012, 3112, 3501, 4016, 4464, 4518, 4668, 6024, 6224, 7002, 7781, 8032, 8928, 9036, 9336, 12048, 12059, 12448, 14004, 15562, 18072, 18672, 23343, 24096, 24118, 28008, 31124, 36144, 36177, 37344, 46686, 48236, 56016, 62248, 70029, 72288, 72354, 93372, 96472, 97639, 108531, 112032, 124496, 140058, 144708, 186744, 192944, 195278, 217062, 248992, 280116, 289416, 292917, 373488, 385888, 390556, 434124, 560232, 578832, 585834, 746976, 781112, 868248, 878751, 1120464, 1157664, 1171668, 1562224, 1736496, 1757502, 2240928, 2343336, 3026809, 3124448, 3472992, 3515004, 4686672, 6053618, 7030008, 9080427, 9373344, 12107236, 14060016, 18160854, 24214472, 27241281, 28120032, 36321708, 48428944, 54482562, 72643416, 96857888, 108965124, 145286832, 217930248, 290573664, 435860496, 871720992]

約数ペア:

[(1, 871720992), (2, 435860496), (3, 290573664), (4, 217930248), (6, 145286832), (8, 108965124), (9, 96857888), (12, 72643416), (16, 54482562), (18, 48428944), (24, 36321708), (31, 28120032), (32, 27241281), (36, 24214472), (48, 18160854), (62, 14060016), (72, 12107236), (93, 9373344), (96, 9080427), (124, 7030008), (144, 6053618), (186, 4686672), (248, 3515004), (251, 3472992), (279, 3124448), (288, 3026809), (372, 2343336), (389, 2240928), (496, 1757502), (502, 1736496), (558, 1562224), (744, 1171668), (753, 1157664), (778, 1120464), (992, 878751), (1004, 868248), (1116, 781112), (1167, 746976), (1488, 585834), (1506, 578832), (1556, 560232), (2008, 434124), (2232, 390556), (2259, 385888), (2334, 373488), (2976, 292917), (3012, 289416), (3112, 280116), (3501, 248992), (4016, 217062), (4464, 195278), (4518, 192944), (4668, 186744), (6024, 144708), (6224, 140058), (7002, 124496), (7781, 112032), (8032, 108531), (8928, 97639), (9036, 96472), (9336, 93372), (12048, 72354), (12059, 72288), (12448, 70029), (14004, 62248), (15562, 56016), (18072, 48236), (18672, 46686), (23343, 37344), (24096, 36177), (24118, 36144), (28008, 31124)]