65557920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2239}}^1$

素因数の和:2318

約数の個数: 96

約数和(自身を含む): 209986560

約数和(自身を除く): 144428640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 732, 915, 976, 1220, 1464, 1830, 1952, 2239, 2440, 2928, 3660, 4478, 4880, 5856, 6717, 7320, 8956, 9760, 11195, 13434, 14640, 17912, 22390, 26868, 29280, 33585, 35824, 44780, 53736, 67170, 71648, 89560, 107472, 134340, 136579, 179120, 214944, 268680, 273158, 358240, 409737, 537360, 546316, 682895, 819474, 1074720, 1092632, 1365790, 1638948, 2048685, 2185264, 2731580, 3277896, 4097370, 4370528, 5463160, 6555792, 8194740, 10926320, 13111584, 16389480, 21852640, 32778960, 65557920]

約数ペア:

[(1, 65557920), (2, 32778960), (3, 21852640), (4, 16389480), (5, 13111584), (6, 10926320), (8, 8194740), (10, 6555792), (12, 5463160), (15, 4370528), (16, 4097370), (20, 3277896), (24, 2731580), (30, 2185264), (32, 2048685), (40, 1638948), (48, 1365790), (60, 1092632), (61, 1074720), (80, 819474), (96, 682895), (120, 546316), (122, 537360), (160, 409737), (183, 358240), (240, 273158), (244, 268680), (305, 214944), (366, 179120), (480, 136579), (488, 134340), (610, 107472), (732, 89560), (915, 71648), (976, 67170), (1220, 53736), (1464, 44780), (1830, 35824), (1952, 33585), (2239, 29280), (2440, 26868), (2928, 22390), (3660, 17912), (4478, 14640), (4880, 13434), (5856, 11195), (6717, 9760), (7320, 8956)]