90215706980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4339}}^1\times {\mathrm{148513}}^1$

素因数の和:152868

約数の個数: 48

約数和(自身を含む): 216569055360

約数和(自身を除く): 126353348380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4339, 8678, 17356, 21695, 30373, 43390, 60746, 86780, 121492, 148513, 151865, 297026, 303730, 594052, 607460, 742565, 1039591, 1485130, 2079182, 2970260, 4158364, 5197955, 10395910, 20791820, 644397907, 1288795814, 2577591628, 3221989535, 4510785349, 6443979070, 9021570698, 12887958140, 18043141396, 22553926745, 45107853490, 90215706980]

約数ペア:

[(1, 90215706980), (2, 45107853490), (4, 22553926745), (5, 18043141396), (7, 12887958140), (10, 9021570698), (14, 6443979070), (20, 4510785349), (28, 3221989535), (35, 2577591628), (70, 1288795814), (140, 644397907), (4339, 20791820), (8678, 10395910), (17356, 5197955), (21695, 4158364), (30373, 2970260), (43390, 2079182), (60746, 1485130), (86780, 1039591), (121492, 742565), (148513, 607460), (151865, 594052), (297026, 303730)]