68487240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3299}}^1$

素因数の和:3486

約数の個数: 64

約数和(自身を含む): 206712000

約数和(自身を除く): 138224760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 519, 692, 865, 1038, 1384, 1730, 2076, 2595, 3299, 3460, 4152, 5190, 6598, 6920, 9897, 10380, 13196, 16495, 19794, 20760, 26392, 32990, 39588, 49485, 65980, 79176, 98970, 131960, 197940, 395880, 570727, 1141454, 1712181, 2282908, 2853635, 3424362, 4565816, 5707270, 6848724, 8560905, 11414540, 13697448, 17121810, 22829080, 34243620, 68487240]

約数ペア:

[(1, 68487240), (2, 34243620), (3, 22829080), (4, 17121810), (5, 13697448), (6, 11414540), (8, 8560905), (10, 6848724), (12, 5707270), (15, 4565816), (20, 3424362), (24, 2853635), (30, 2282908), (40, 1712181), (60, 1141454), (120, 570727), (173, 395880), (346, 197940), (519, 131960), (692, 98970), (865, 79176), (1038, 65980), (1384, 49485), (1730, 39588), (2076, 32990), (2595, 26392), (3299, 20760), (3460, 19794), (4152, 16495), (5190, 13196), (6598, 10380), (6920, 9897)]