251018280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6397}}^1$

素因数の和:6523

約数の個数: 96

約数和(自身を含む): 823422600

約数和(自身を除く): 572404320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 545, 654, 872, 981, 1090, 1308, 1635, 1962, 2180, 2616, 3270, 3924, 4360, 4905, 6397, 6540, 7848, 9810, 12794, 13080, 19191, 19620, 25588, 31985, 38382, 39240, 51176, 57573, 63970, 76764, 95955, 115146, 127940, 153528, 191910, 230292, 255880, 287865, 383820, 460584, 575730, 697273, 767640, 1151460, 1394546, 2091819, 2302920, 2789092, 3486365, 4183638, 5578184, 6275457, 6972730, 8367276, 10459095, 12550914, 13945460, 16734552, 20918190, 25101828, 27890920, 31377285, 41836380, 50203656, 62754570, 83672760, 125509140, 251018280]

約数ペア:

[(1, 251018280), (2, 125509140), (3, 83672760), (4, 62754570), (5, 50203656), (6, 41836380), (8, 31377285), (9, 27890920), (10, 25101828), (12, 20918190), (15, 16734552), (18, 13945460), (20, 12550914), (24, 10459095), (30, 8367276), (36, 6972730), (40, 6275457), (45, 5578184), (60, 4183638), (72, 3486365), (90, 2789092), (109, 2302920), (120, 2091819), (180, 1394546), (218, 1151460), (327, 767640), (360, 697273), (436, 575730), (545, 460584), (654, 383820), (872, 287865), (981, 255880), (1090, 230292), (1308, 191910), (1635, 153528), (1962, 127940), (2180, 115146), (2616, 95955), (3270, 76764), (3924, 63970), (4360, 57573), (4905, 51176), (6397, 39240), (6540, 38382), (7848, 31985), (9810, 25588), (12794, 19620), (13080, 19191)]