291247140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{12227}}^1$

素因数の和:12636

約数の個数: 48

約数和(自身を含む): 817612992

約数和(自身を除く): 526365852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 794, 1191, 1588, 1985, 2382, 3970, 4764, 5955, 7940, 11910, 12227, 23820, 24454, 36681, 48908, 61135, 73362, 122270, 146724, 183405, 244540, 366810, 733620, 4854119, 9708238, 14562357, 19416476, 24270595, 29124714, 48541190, 58249428, 72811785, 97082380, 145623570, 291247140]

約数ペア:

[(1, 291247140), (2, 145623570), (3, 97082380), (4, 72811785), (5, 58249428), (6, 48541190), (10, 29124714), (12, 24270595), (15, 19416476), (20, 14562357), (30, 9708238), (60, 4854119), (397, 733620), (794, 366810), (1191, 244540), (1588, 183405), (1985, 146724), (2382, 122270), (3970, 73362), (4764, 61135), (5955, 48908), (7940, 36681), (11910, 24454), (12227, 23820)]