91479197520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{63559}}^1$

素因数の和:65577

約数の個数: 120

約数和(自身を含む): 307376160000

約数和(自身を除く): 215896962480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1999, 3998, 5997, 7996, 9995, 11994, 15992, 17991, 19990, 23988, 29985, 31984, 35982, 39980, 47976, 59970, 63559, 71964, 79960, 89955, 95952, 119940, 127118, 143928, 159920, 179910, 190677, 239880, 254236, 287856, 317795, 359820, 381354, 479760, 508472, 572031, 635590, 719640, 762708, 953385, 1016944, 1144062, 1271180, 1439280, 1525416, 1906770, 2288124, 2542360, 2860155, 3050832, 3813540, 4576248, 5084720, 5720310, 7627080, 9152496, 11440620, 15254160, 22881240, 45762480, 127054441, 254108882, 381163323, 508217764, 635272205, 762326646, 1016435528, 1143489969, 1270544410, 1524653292, 1905816615, 2032871056, 2286979938, 2541088820, 3049306584, 3811633230, 4573959876, 5082177640, 5717449845, 6098613168, 7623266460, 9147919752, 10164355280, 11434899690, 15246532920, 18295839504, 22869799380, 30493065840, 45739598760, 91479197520]

約数ペア:

[(1, 91479197520), (2, 45739598760), (3, 30493065840), (4, 22869799380), (5, 18295839504), (6, 15246532920), (8, 11434899690), (9, 10164355280), (10, 9147919752), (12, 7623266460), (15, 6098613168), (16, 5717449845), (18, 5082177640), (20, 4573959876), (24, 3811633230), (30, 3049306584), (36, 2541088820), (40, 2286979938), (45, 2032871056), (48, 1905816615), (60, 1524653292), (72, 1270544410), (80, 1143489969), (90, 1016435528), (120, 762326646), (144, 635272205), (180, 508217764), (240, 381163323), (360, 254108882), (720, 127054441), (1999, 45762480), (3998, 22881240), (5997, 15254160), (7996, 11440620), (9995, 9152496), (11994, 7627080), (15992, 5720310), (17991, 5084720), (19990, 4576248), (23988, 3813540), (29985, 3050832), (31984, 2860155), (35982, 2542360), (39980, 2288124), (47976, 1906770), (59970, 1525416), (63559, 1439280), (71964, 1271180), (79960, 1144062), (89955, 1016944), (95952, 953385), (119940, 762708), (127118, 719640), (143928, 635590), (159920, 572031), (179910, 508472), (190677, 479760), (239880, 381354), (254236, 359820), (287856, 317795)]