204429680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28081}}^1$

素因数の和:28114

約数の個数: 80

約数和(自身を含む): 585004224

約数和(自身を除く): 380574544

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, 28081, 56162, 112324, 140405, 196567, 224648, 280810, 365053, 393134, 449296, 561620, 730106, 786268, 982835, 1123240, 1460212, 1572536, 1825265, 1965670, 2246480, 2555371, 2920424, 3145072, 3650530, 3931340, 5110742, 5840848, 7301060, 7862680, 10221484, 12776855, 14602120, 15725360, 20442968, 25553710, 29204240, 40885936, 51107420, 102214840, 204429680]

約数ペア:

[(1, 204429680), (2, 102214840), (4, 51107420), (5, 40885936), (7, 29204240), (8, 25553710), (10, 20442968), (13, 15725360), (14, 14602120), (16, 12776855), (20, 10221484), (26, 7862680), (28, 7301060), (35, 5840848), (40, 5110742), (52, 3931340), (56, 3650530), (65, 3145072), (70, 2920424), (80, 2555371), (91, 2246480), (104, 1965670), (112, 1825265), (130, 1572536), (140, 1460212), (182, 1123240), (208, 982835), (260, 786268), (280, 730106), (364, 561620), (455, 449296), (520, 393134), (560, 365053), (728, 280810), (910, 224648), (1040, 196567), (1456, 140405), (1820, 112324), (3640, 56162), (7280, 28081)]