280712936

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1601}}^1$

素因数の和:1746

約数の個数: 64

約数和(自身を含む): 627471360

約数和(自身を除く): 346758424

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 101, 124, 202, 217, 248, 404, 434, 707, 808, 868, 1414, 1601, 1736, 2828, 3131, 3202, 5656, 6262, 6404, 11207, 12524, 12808, 21917, 22414, 25048, 43834, 44828, 49631, 87668, 89656, 99262, 161701, 175336, 198524, 323402, 347417, 397048, 646804, 694834, 1131907, 1293608, 1389668, 2263814, 2779336, 4527628, 5012731, 9055256, 10025462, 20050924, 35089117, 40101848, 70178234, 140356468, 280712936]

約数ペア:

[(1, 280712936), (2, 140356468), (4, 70178234), (7, 40101848), (8, 35089117), (14, 20050924), (28, 10025462), (31, 9055256), (56, 5012731), (62, 4527628), (101, 2779336), (124, 2263814), (202, 1389668), (217, 1293608), (248, 1131907), (404, 694834), (434, 646804), (707, 397048), (808, 347417), (868, 323402), (1414, 198524), (1601, 175336), (1736, 161701), (2828, 99262), (3131, 89656), (3202, 87668), (5656, 49631), (6262, 44828), (6404, 43834), (11207, 25048), (12524, 22414), (12808, 21917)]