143960

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 32

約数和(自身を含む): 334800

約数和(自身を除く): 190840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 61, 118, 122, 236, 244, 295, 305, 472, 488, 590, 610, 1180, 1220, 2360, 2440, 3599, 7198, 14396, 17995, 28792, 35990, 71980, 143960]

約数ペア:

[(1, 143960), (2, 71980), (4, 35990), (5, 28792), (8, 17995), (10, 14396), (20, 7198), (40, 3599), (59, 2440), (61, 2360), (118, 1220), (122, 1180), (236, 610), (244, 590), (295, 488), (305, 472)]