156944720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:924

約数の個数: 80

約数和(自身を含む): 380600640

約数和(自身を除く): 223655920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 59, 80, 82, 118, 164, 205, 236, 295, 328, 410, 472, 590, 656, 811, 820, 944, 1180, 1622, 1640, 2360, 2419, 3244, 3280, 4055, 4720, 4838, 6488, 8110, 9676, 12095, 12976, 16220, 19352, 24190, 32440, 33251, 38704, 47849, 48380, 64880, 66502, 95698, 96760, 133004, 166255, 191396, 193520, 239245, 266008, 332510, 382792, 478490, 532016, 665020, 765584, 956980, 1330040, 1913960, 1961809, 2660080, 3827920, 3923618, 7847236, 9809045, 15694472, 19618090, 31388944, 39236180, 78472360, 156944720]

約数ペア:

[(1, 156944720), (2, 78472360), (4, 39236180), (5, 31388944), (8, 19618090), (10, 15694472), (16, 9809045), (20, 7847236), (40, 3923618), (41, 3827920), (59, 2660080), (80, 1961809), (82, 1913960), (118, 1330040), (164, 956980), (205, 765584), (236, 665020), (295, 532016), (328, 478490), (410, 382792), (472, 332510), (590, 266008), (656, 239245), (811, 193520), (820, 191396), (944, 166255), (1180, 133004), (1622, 96760), (1640, 95698), (2360, 66502), (2419, 64880), (3244, 48380), (3280, 47849), (4055, 38704), (4720, 33251), (4838, 32440), (6488, 24190), (8110, 19352), (9676, 16220), (12095, 12976)]