8155440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:307

約数の個数: 120

約数和(自身を含む): 28087488

約数和(自身を除く): 19932048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 180, 188, 235, 240, 241, 282, 360, 376, 423, 470, 482, 564, 705, 720, 723, 752, 846, 940, 964, 1128, 1205, 1410, 1446, 1692, 1880, 1928, 2115, 2169, 2256, 2410, 2820, 2892, 3384, 3615, 3760, 3856, 4230, 4338, 4820, 5640, 5784, 6768, 7230, 8460, 8676, 9640, 10845, 11280, 11327, 11568, 14460, 16920, 17352, 19280, 21690, 22654, 28920, 33840, 33981, 34704, 43380, 45308, 56635, 57840, 67962, 86760, 90616, 101943, 113270, 135924, 169905, 173520, 181232, 203886, 226540, 271848, 339810, 407772, 453080, 509715, 543696, 679620, 815544, 906160, 1019430, 1359240, 1631088, 2038860, 2718480, 4077720, 8155440]

約数ペア:

[(1, 8155440), (2, 4077720), (3, 2718480), (4, 2038860), (5, 1631088), (6, 1359240), (8, 1019430), (9, 906160), (10, 815544), (12, 679620), (15, 543696), (16, 509715), (18, 453080), (20, 407772), (24, 339810), (30, 271848), (36, 226540), (40, 203886), (45, 181232), (47, 173520), (48, 169905), (60, 135924), (72, 113270), (80, 101943), (90, 90616), (94, 86760), (120, 67962), (141, 57840), (144, 56635), (180, 45308), (188, 43380), (235, 34704), (240, 33981), (241, 33840), (282, 28920), (360, 22654), (376, 21690), (423, 19280), (470, 17352), (482, 16920), (564, 14460), (705, 11568), (720, 11327), (723, 11280), (752, 10845), (846, 9640), (940, 8676), (964, 8460), (1128, 7230), (1205, 6768), (1410, 5784), (1446, 5640), (1692, 4820), (1880, 4338), (1928, 4230), (2115, 3856), (2169, 3760), (2256, 3615), (2410, 3384), (2820, 2892)]