128573520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{14479}}^1$

素因数の和:14532

約数の個数: 80

約数和(自身を含む): 409378560

約数和(自身を除く): 280805040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 14479, 28958, 43437, 57916, 72395, 86874, 115832, 144790, 173748, 217185, 231664, 289580, 347496, 434370, 535723, 579160, 694992, 868740, 1071446, 1158320, 1607169, 1737480, 2142892, 2678615, 3214338, 3474960, 4285784, 5357230, 6428676, 8035845, 8571568, 10714460, 12857352, 16071690, 21428920, 25714704, 32143380, 42857840, 64286760, 128573520]

約数ペア:

[(1, 128573520), (2, 64286760), (3, 42857840), (4, 32143380), (5, 25714704), (6, 21428920), (8, 16071690), (10, 12857352), (12, 10714460), (15, 8571568), (16, 8035845), (20, 6428676), (24, 5357230), (30, 4285784), (37, 3474960), (40, 3214338), (48, 2678615), (60, 2142892), (74, 1737480), (80, 1607169), (111, 1158320), (120, 1071446), (148, 868740), (185, 694992), (222, 579160), (240, 535723), (296, 434370), (370, 347496), (444, 289580), (555, 231664), (592, 217185), (740, 173748), (888, 144790), (1110, 115832), (1480, 86874), (1776, 72395), (2220, 57916), (2960, 43437), (4440, 28958), (8880, 14479)]