71355760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 195924960

約数和(自身を除く): 124569200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 109, 112, 140, 167, 196, 218, 245, 280, 334, 392, 436, 490, 545, 560, 668, 763, 784, 835, 872, 980, 1090, 1169, 1336, 1526, 1670, 1744, 1960, 2180, 2338, 2672, 3052, 3340, 3815, 3920, 4360, 4676, 5341, 5845, 6104, 6680, 7630, 8183, 8720, 9352, 10682, 11690, 12208, 13360, 15260, 16366, 18203, 18704, 21364, 23380, 26705, 30520, 32732, 36406, 40915, 42728, 46760, 53410, 61040, 65464, 72812, 81830, 85456, 91015, 93520, 106820, 127421, 130928, 145624, 163660, 182030, 213640, 254842, 291248, 327320, 364060, 427280, 509684, 637105, 654640, 728120, 891947, 1019368, 1274210, 1456240, 1783894, 2038736, 2548420, 3567788, 4459735, 5096840, 7135576, 8919470, 10193680, 14271152, 17838940, 35677880, 71355760]

約数ペア:

[(1, 71355760), (2, 35677880), (4, 17838940), (5, 14271152), (7, 10193680), (8, 8919470), (10, 7135576), (14, 5096840), (16, 4459735), (20, 3567788), (28, 2548420), (35, 2038736), (40, 1783894), (49, 1456240), (56, 1274210), (70, 1019368), (80, 891947), (98, 728120), (109, 654640), (112, 637105), (140, 509684), (167, 427280), (196, 364060), (218, 327320), (245, 291248), (280, 254842), (334, 213640), (392, 182030), (436, 163660), (490, 145624), (545, 130928), (560, 127421), (668, 106820), (763, 93520), (784, 91015), (835, 85456), (872, 81830), (980, 72812), (1090, 65464), (1169, 61040), (1336, 53410), (1526, 46760), (1670, 42728), (1744, 40915), (1960, 36406), (2180, 32732), (2338, 30520), (2672, 26705), (3052, 23380), (3340, 21364), (3815, 18704), (3920, 18203), (4360, 16366), (4676, 15260), (5341, 13360), (5845, 12208), (6104, 11690), (6680, 10682), (7630, 9352), (8183, 8720)]