156512720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21499}}^1$

素因数の和:21532

約数の個数: 80

約数和(自身を含む): 447888000

約数和(自身を除く): 291375280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 21499, 42998, 85996, 107495, 150493, 171992, 214990, 279487, 300986, 343984, 429980, 558974, 601972, 752465, 859960, 1117948, 1203944, 1397435, 1504930, 1719920, 1956409, 2235896, 2407888, 2794870, 3009860, 3912818, 4471792, 5589740, 6019720, 7825636, 9782045, 11179480, 12039440, 15651272, 19564090, 22358960, 31302544, 39128180, 78256360, 156512720]

約数ペア:

[(1, 156512720), (2, 78256360), (4, 39128180), (5, 31302544), (7, 22358960), (8, 19564090), (10, 15651272), (13, 12039440), (14, 11179480), (16, 9782045), (20, 7825636), (26, 6019720), (28, 5589740), (35, 4471792), (40, 3912818), (52, 3009860), (56, 2794870), (65, 2407888), (70, 2235896), (80, 1956409), (91, 1719920), (104, 1504930), (112, 1397435), (130, 1203944), (140, 1117948), (182, 859960), (208, 752465), (260, 601972), (280, 558974), (364, 429980), (455, 343984), (520, 300986), (560, 279487), (728, 214990), (910, 171992), (1040, 150493), (1456, 107495), (1820, 85996), (3640, 42998), (7280, 21499)]