71951320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8861}}^1$

素因数の和:8908

約数の個数: 64

約数和(自身を含む): 191419200

約数和(自身を除く): 119467880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 8861, 17722, 35444, 44305, 62027, 70888, 88610, 124054, 177220, 248108, 256969, 310135, 354440, 496216, 513938, 620270, 1027876, 1240540, 1284845, 1798783, 2055752, 2481080, 2569690, 3597566, 5139380, 7195132, 8993915, 10278760, 14390264, 17987830, 35975660, 71951320]

約数ペア:

[(1, 71951320), (2, 35975660), (4, 17987830), (5, 14390264), (7, 10278760), (8, 8993915), (10, 7195132), (14, 5139380), (20, 3597566), (28, 2569690), (29, 2481080), (35, 2055752), (40, 1798783), (56, 1284845), (58, 1240540), (70, 1027876), (116, 620270), (140, 513938), (145, 496216), (203, 354440), (232, 310135), (280, 256969), (290, 248108), (406, 177220), (580, 124054), (812, 88610), (1015, 70888), (1160, 62027), (1624, 44305), (2030, 35444), (4060, 17722), (8120, 8861)]