172321890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{7489}}^1$

素因数の和:7571

約数の個数: 64

約数和(自身を含む): 452995200

約数和(自身を除く): 280673310

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 59, 65, 78, 118, 130, 177, 195, 295, 354, 390, 590, 767, 885, 1534, 1770, 2301, 3835, 4602, 7489, 7670, 11505, 14978, 22467, 23010, 37445, 44934, 74890, 97357, 112335, 194714, 224670, 292071, 441851, 486785, 584142, 883702, 973570, 1325553, 1460355, 2209255, 2651106, 2920710, 4418510, 5744063, 6627765, 11488126, 13255530, 17232189, 28720315, 34464378, 57440630, 86160945, 172321890]

約数ペア:

[(1, 172321890), (2, 86160945), (3, 57440630), (5, 34464378), (6, 28720315), (10, 17232189), (13, 13255530), (15, 11488126), (26, 6627765), (30, 5744063), (39, 4418510), (59, 2920710), (65, 2651106), (78, 2209255), (118, 1460355), (130, 1325553), (177, 973570), (195, 883702), (295, 584142), (354, 486785), (390, 441851), (590, 292071), (767, 224670), (885, 194714), (1534, 112335), (1770, 97357), (2301, 74890), (3835, 44934), (4602, 37445), (7489, 23010), (7670, 22467), (11505, 14978)]