221320560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{922169}}^1$

素因数の和:922185

約数の個数: 40

約数和(自身を含む): 686094480

約数和(自身を除く): 464773920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 922169, 1844338, 2766507, 3688676, 4610845, 5533014, 7377352, 9221690, 11066028, 13832535, 14754704, 18443380, 22132056, 27665070, 36886760, 44264112, 55330140, 73773520, 110660280, 221320560]

約数ペア:

[(1, 221320560), (2, 110660280), (3, 73773520), (4, 55330140), (5, 44264112), (6, 36886760), (8, 27665070), (10, 22132056), (12, 18443380), (15, 14754704), (16, 13832535), (20, 11066028), (24, 9221690), (30, 7377352), (40, 5533014), (48, 4610845), (60, 3688676), (80, 2766507), (120, 1844338), (240, 922169)]