138298920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2903}}^1$

素因数の和:3314

約数の個数: 64

約数和(自身を含む): 416085120

約数和(自身を除く): 277786200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 794, 1191, 1588, 1985, 2382, 2903, 3176, 3970, 4764, 5806, 5955, 7940, 8709, 9528, 11612, 11910, 14515, 15880, 17418, 23224, 23820, 29030, 34836, 43545, 47640, 58060, 69672, 87090, 116120, 174180, 348360, 1152491, 2304982, 3457473, 4609964, 5762455, 6914946, 9219928, 11524910, 13829892, 17287365, 23049820, 27659784, 34574730, 46099640, 69149460, 138298920]

約数ペア:

[(1, 138298920), (2, 69149460), (3, 46099640), (4, 34574730), (5, 27659784), (6, 23049820), (8, 17287365), (10, 13829892), (12, 11524910), (15, 9219928), (20, 6914946), (24, 5762455), (30, 4609964), (40, 3457473), (60, 2304982), (120, 1152491), (397, 348360), (794, 174180), (1191, 116120), (1588, 87090), (1985, 69672), (2382, 58060), (2903, 47640), (3176, 43545), (3970, 34836), (4764, 29030), (5806, 23820), (5955, 23224), (7940, 17418), (8709, 15880), (9528, 14515), (11612, 11910)]