126968920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 333123840

約数和(自身を除く): 206154920

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 53, 65, 68, 85, 104, 106, 130, 136, 170, 212, 221, 260, 265, 271, 340, 424, 442, 520, 530, 542, 680, 689, 884, 901, 1060, 1084, 1105, 1355, 1378, 1768, 1802, 2120, 2168, 2210, 2710, 2756, 3445, 3523, 3604, 4420, 4505, 4607, 5420, 5512, 6890, 7046, 7208, 8840, 9010, 9214, 10840, 11713, 13780, 14092, 14363, 17615, 18020, 18428, 23035, 23426, 27560, 28184, 28726, 35230, 36040, 36856, 46070, 46852, 57452, 58565, 59891, 70460, 71815, 92140, 93704, 114904, 117130, 119782, 140920, 143630, 184280, 186719, 234260, 239564, 244171, 287260, 299455, 373438, 468520, 479128, 488342, 574520, 598910, 746876, 933595, 976684, 1197820, 1220855, 1493752, 1867190, 1953368, 2395640, 2441710, 3174223, 3734380, 4883420, 6348446, 7468760, 9766840, 12696892, 15871115, 25393784, 31742230, 63484460, 126968920]

約数ペア:

[(1, 126968920), (2, 63484460), (4, 31742230), (5, 25393784), (8, 15871115), (10, 12696892), (13, 9766840), (17, 7468760), (20, 6348446), (26, 4883420), (34, 3734380), (40, 3174223), (52, 2441710), (53, 2395640), (65, 1953368), (68, 1867190), (85, 1493752), (104, 1220855), (106, 1197820), (130, 976684), (136, 933595), (170, 746876), (212, 598910), (221, 574520), (260, 488342), (265, 479128), (271, 468520), (340, 373438), (424, 299455), (442, 287260), (520, 244171), (530, 239564), (542, 234260), (680, 186719), (689, 184280), (884, 143630), (901, 140920), (1060, 119782), (1084, 117130), (1105, 114904), (1355, 93704), (1378, 92140), (1768, 71815), (1802, 70460), (2120, 59891), (2168, 58565), (2210, 57452), (2710, 46852), (2756, 46070), (3445, 36856), (3523, 36040), (3604, 35230), (4420, 28726), (4505, 28184), (4607, 27560), (5420, 23426), (5512, 23035), (6890, 18428), (7046, 18020), (7208, 17615), (8840, 14363), (9010, 14092), (9214, 13780), (10840, 11713)]