396911240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1129}}^1$

素因数の和:1215

約数の個数: 128

約数和(自身を含む): 1054425600

約数和(自身を除く): 657514360

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 47, 55, 68, 85, 88, 94, 110, 136, 170, 187, 188, 220, 235, 340, 374, 376, 440, 470, 517, 680, 748, 799, 935, 940, 1034, 1129, 1496, 1598, 1870, 1880, 2068, 2258, 2585, 3196, 3740, 3995, 4136, 4516, 5170, 5645, 6392, 7480, 7990, 8789, 9032, 10340, 11290, 12419, 15980, 17578, 19193, 20680, 22580, 24838, 31960, 35156, 38386, 43945, 45160, 49676, 53063, 62095, 70312, 76772, 87890, 95965, 99352, 106126, 124190, 153544, 175780, 191930, 211123, 212252, 248380, 265315, 351560, 383860, 422246, 424504, 496760, 530630, 583693, 767720, 844492, 902071, 1055615, 1061260, 1167386, 1688984, 1804142, 2111230, 2122520, 2334772, 2918465, 3608284, 4222460, 4510355, 4669544, 5836930, 7216568, 8444920, 9020710, 9922781, 11673860, 18041420, 19845562, 23347720, 36082840, 39691124, 49613905, 79382248, 99227810, 198455620, 396911240]

約数ペア:

[(1, 396911240), (2, 198455620), (4, 99227810), (5, 79382248), (8, 49613905), (10, 39691124), (11, 36082840), (17, 23347720), (20, 19845562), (22, 18041420), (34, 11673860), (40, 9922781), (44, 9020710), (47, 8444920), (55, 7216568), (68, 5836930), (85, 4669544), (88, 4510355), (94, 4222460), (110, 3608284), (136, 2918465), (170, 2334772), (187, 2122520), (188, 2111230), (220, 1804142), (235, 1688984), (340, 1167386), (374, 1061260), (376, 1055615), (440, 902071), (470, 844492), (517, 767720), (680, 583693), (748, 530630), (799, 496760), (935, 424504), (940, 422246), (1034, 383860), (1129, 351560), (1496, 265315), (1598, 248380), (1870, 212252), (1880, 211123), (2068, 191930), (2258, 175780), (2585, 153544), (3196, 124190), (3740, 106126), (3995, 99352), (4136, 95965), (4516, 87890), (5170, 76772), (5645, 70312), (6392, 62095), (7480, 53063), (7990, 49676), (8789, 45160), (9032, 43945), (10340, 38386), (11290, 35156), (12419, 31960), (15980, 24838), (17578, 22580), (19193, 20680)]