73471240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 172085760

約数和(自身を除く): 98614520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 193, 248, 307, 310, 386, 614, 620, 772, 965, 1228, 1240, 1535, 1544, 1930, 2456, 3070, 3860, 5983, 6140, 7720, 9517, 11966, 12280, 19034, 23932, 29915, 38068, 47585, 47864, 59251, 59830, 76136, 95170, 118502, 119660, 190340, 237004, 239320, 296255, 380680, 474008, 592510, 1185020, 1836781, 2370040, 3673562, 7347124, 9183905, 14694248, 18367810, 36735620, 73471240]

約数ペア:

[(1, 73471240), (2, 36735620), (4, 18367810), (5, 14694248), (8, 9183905), (10, 7347124), (20, 3673562), (31, 2370040), (40, 1836781), (62, 1185020), (124, 592510), (155, 474008), (193, 380680), (248, 296255), (307, 239320), (310, 237004), (386, 190340), (614, 119660), (620, 118502), (772, 95170), (965, 76136), (1228, 59830), (1240, 59251), (1535, 47864), (1544, 47585), (1930, 38068), (2456, 29915), (3070, 23932), (3860, 19034), (5983, 12280), (6140, 11966), (7720, 9517)]