139679680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 112

約数和(自身を含む): 383901696

約数和(自身を除く): 244222016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 140, 160, 224, 254, 280, 320, 448, 491, 508, 560, 635, 889, 982, 1016, 1120, 1270, 1778, 1964, 2032, 2240, 2455, 2540, 3437, 3556, 3928, 4064, 4445, 4910, 5080, 6874, 7112, 7856, 8128, 8890, 9820, 10160, 13748, 14224, 15712, 17185, 17780, 19640, 20320, 27496, 28448, 31424, 34370, 35560, 39280, 40640, 54992, 56896, 62357, 68740, 71120, 78560, 109984, 124714, 137480, 142240, 157120, 219968, 249428, 274960, 284480, 311785, 436499, 498856, 549920, 623570, 872998, 997712, 1099840, 1247140, 1745996, 1995424, 2182495, 2494280, 3491992, 3990848, 4364990, 4988560, 6983984, 8729980, 9977120, 13967968, 17459960, 19954240, 27935936, 34919920, 69839840, 139679680]

約数ペア:

[(1, 139679680), (2, 69839840), (4, 34919920), (5, 27935936), (7, 19954240), (8, 17459960), (10, 13967968), (14, 9977120), (16, 8729980), (20, 6983984), (28, 4988560), (32, 4364990), (35, 3990848), (40, 3491992), (56, 2494280), (64, 2182495), (70, 1995424), (80, 1745996), (112, 1247140), (127, 1099840), (140, 997712), (160, 872998), (224, 623570), (254, 549920), (280, 498856), (320, 436499), (448, 311785), (491, 284480), (508, 274960), (560, 249428), (635, 219968), (889, 157120), (982, 142240), (1016, 137480), (1120, 124714), (1270, 109984), (1778, 78560), (1964, 71120), (2032, 68740), (2240, 62357), (2455, 56896), (2540, 54992), (3437, 40640), (3556, 39280), (3928, 35560), (4064, 34370), (4445, 31424), (4910, 28448), (5080, 27496), (6874, 20320), (7112, 19640), (7856, 17780), (8128, 17185), (8890, 15712), (9820, 14224), (10160, 13748)]