115716780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{642871}}^1$

素因数の和:642886

約数の個数: 36

約数和(自身を含む): 351008112

約数和(自身を除く): 235291332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 642871, 1285742, 1928613, 2571484, 3214355, 3857226, 5785839, 6428710, 7714452, 9643065, 11571678, 12857420, 19286130, 23143356, 28929195, 38572260, 57858390, 115716780]

約数ペア:

[(1, 115716780), (2, 57858390), (3, 38572260), (4, 28929195), (5, 23143356), (6, 19286130), (9, 12857420), (10, 11571678), (12, 9643065), (15, 7714452), (18, 6428710), (20, 5785839), (30, 3857226), (36, 3214355), (45, 2571484), (60, 1928613), (90, 1285742), (180, 642871)]