220054905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1979}}^1$

素因数の和:2350

約数の個数: 48

約数和(自身を含む): 437374080

約数和(自身を除く): 217319175

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 353, 1059, 1765, 1979, 2471, 3177, 5295, 5937, 7413, 9895, 12355, 13853, 15885, 17811, 22239, 29685, 37065, 41559, 69265, 89055, 111195, 124677, 207795, 623385, 698587, 2095761, 3492935, 4890109, 6287283, 10478805, 14670327, 24450545, 31436415, 44010981, 73351635, 220054905]

約数ペア:

[(1, 220054905), (3, 73351635), (5, 44010981), (7, 31436415), (9, 24450545), (15, 14670327), (21, 10478805), (35, 6287283), (45, 4890109), (63, 3492935), (105, 2095761), (315, 698587), (353, 623385), (1059, 207795), (1765, 124677), (1979, 111195), (2471, 89055), (3177, 69265), (5295, 41559), (5937, 37065), (7413, 29685), (9895, 22239), (12355, 17811), (13853, 15885)]