65585940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{156157}}^1$

素因数の和:156176

約数の個数: 48

約数和(自身を含む): 209876352

約数和(自身を除く): 144290412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 156157, 312314, 468471, 624628, 780785, 936942, 1093099, 1561570, 1873884, 2186198, 2342355, 3123140, 3279297, 4372396, 4684710, 5465495, 6558594, 9369420, 10930990, 13117188, 16396485, 21861980, 32792970, 65585940]

約数ペア:

[(1, 65585940), (2, 32792970), (3, 21861980), (4, 16396485), (5, 13117188), (6, 10930990), (7, 9369420), (10, 6558594), (12, 5465495), (14, 4684710), (15, 4372396), (20, 3279297), (21, 3123140), (28, 2342355), (30, 2186198), (35, 1873884), (42, 1561570), (60, 1093099), (70, 936942), (84, 780785), (105, 624628), (140, 468471), (210, 312314), (420, 156157)]