1974826480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{6581}}^1$

素因数の和:6647

約数の個数: 120

約数和(自身を含む): 5210416512

約数和(自身を除く): 3235590032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 220, 242, 248, 310, 341, 440, 484, 496, 605, 620, 682, 880, 968, 1210, 1240, 1364, 1705, 1936, 2420, 2480, 2728, 3410, 3751, 4840, 5456, 6581, 6820, 7502, 9680, 13162, 13640, 15004, 18755, 26324, 27280, 30008, 32905, 37510, 52648, 60016, 65810, 72391, 75020, 105296, 131620, 144782, 150040, 204011, 263240, 289564, 300080, 361955, 408022, 526480, 579128, 723910, 796301, 816044, 1020055, 1158256, 1447820, 1592602, 1632088, 2040110, 2244121, 2895640, 3185204, 3264176, 3981505, 4080220, 4488242, 5791280, 6370408, 7963010, 8160440, 8976484, 11220605, 12740816, 15926020, 16320880, 17952968, 22441210, 24685331, 31852040, 35905936, 44882420, 49370662, 63704080, 89764840, 98741324, 123426655, 179529680, 197482648, 246853310, 394965296, 493706620, 987413240, 1974826480]

約数ペア:

[(1, 1974826480), (2, 987413240), (4, 493706620), (5, 394965296), (8, 246853310), (10, 197482648), (11, 179529680), (16, 123426655), (20, 98741324), (22, 89764840), (31, 63704080), (40, 49370662), (44, 44882420), (55, 35905936), (62, 31852040), (80, 24685331), (88, 22441210), (110, 17952968), (121, 16320880), (124, 15926020), (155, 12740816), (176, 11220605), (220, 8976484), (242, 8160440), (248, 7963010), (310, 6370408), (341, 5791280), (440, 4488242), (484, 4080220), (496, 3981505), (605, 3264176), (620, 3185204), (682, 2895640), (880, 2244121), (968, 2040110), (1210, 1632088), (1240, 1592602), (1364, 1447820), (1705, 1158256), (1936, 1020055), (2420, 816044), (2480, 796301), (2728, 723910), (3410, 579128), (3751, 526480), (4840, 408022), (5456, 361955), (6581, 300080), (6820, 289564), (7502, 263240), (9680, 204011), (13162, 150040), (13640, 144782), (15004, 131620), (18755, 105296), (26324, 75020), (27280, 72391), (30008, 65810), (32905, 60016), (37510, 52648)]