72277280

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:502

約数の個数: 96

約数和(自身を含む): 181848240

約数和(自身を除く): 109570960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 37, 40, 58, 74, 80, 116, 145, 148, 160, 185, 232, 290, 296, 370, 421, 464, 580, 592, 740, 842, 928, 1073, 1160, 1184, 1480, 1684, 2105, 2146, 2320, 2960, 3368, 4210, 4292, 4640, 5365, 5920, 6736, 8420, 8584, 10730, 12209, 13472, 15577, 16840, 17168, 21460, 24418, 31154, 33680, 34336, 42920, 48836, 61045, 62308, 67360, 77885, 85840, 97672, 122090, 124616, 155770, 171680, 195344, 244180, 249232, 311540, 390688, 451733, 488360, 498464, 623080, 903466, 976720, 1246160, 1806932, 1953440, 2258665, 2492320, 3613864, 4517330, 7227728, 9034660, 14455456, 18069320, 36138640, 72277280]

約数ペア:

[(1, 72277280), (2, 36138640), (4, 18069320), (5, 14455456), (8, 9034660), (10, 7227728), (16, 4517330), (20, 3613864), (29, 2492320), (32, 2258665), (37, 1953440), (40, 1806932), (58, 1246160), (74, 976720), (80, 903466), (116, 623080), (145, 498464), (148, 488360), (160, 451733), (185, 390688), (232, 311540), (290, 249232), (296, 244180), (370, 195344), (421, 171680), (464, 155770), (580, 124616), (592, 122090), (740, 97672), (842, 85840), (928, 77885), (1073, 67360), (1160, 62308), (1184, 61045), (1480, 48836), (1684, 42920), (2105, 34336), (2146, 33680), (2320, 31154), (2960, 24418), (3368, 21460), (4210, 17168), (4292, 16840), (4640, 15577), (5365, 13472), (5920, 12209), (6736, 10730), (8420, 8584)]