181807728

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:870

約数の個数: 80

約数和(自身を含む): 488956800

約数和(自身を除く): 307149072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 211, 232, 348, 422, 464, 619, 633, 696, 844, 1238, 1266, 1392, 1688, 1857, 2476, 2532, 3376, 3714, 4952, 5064, 6119, 7428, 9904, 10128, 12238, 14856, 17951, 18357, 24476, 29712, 35902, 36714, 48952, 53853, 71804, 73428, 97904, 107706, 130609, 143608, 146856, 215412, 261218, 287216, 293712, 391827, 430824, 522436, 783654, 861648, 1044872, 1567308, 2089744, 3134616, 3787661, 6269232, 7575322, 11362983, 15150644, 22725966, 30301288, 45451932, 60602576, 90903864, 181807728]

約数ペア:

[(1, 181807728), (2, 90903864), (3, 60602576), (4, 45451932), (6, 30301288), (8, 22725966), (12, 15150644), (16, 11362983), (24, 7575322), (29, 6269232), (48, 3787661), (58, 3134616), (87, 2089744), (116, 1567308), (174, 1044872), (211, 861648), (232, 783654), (348, 522436), (422, 430824), (464, 391827), (619, 293712), (633, 287216), (696, 261218), (844, 215412), (1238, 146856), (1266, 143608), (1392, 130609), (1688, 107706), (1857, 97904), (2476, 73428), (2532, 71804), (3376, 53853), (3714, 48952), (4952, 36714), (5064, 35902), (6119, 29712), (7428, 24476), (9904, 18357), (10128, 17951), (12238, 14856)]