7784677620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{330139}}^1$

素因数の和:330285

約数の個数: 72

約数和(自身を含む): 23793850080

約数和(自身を除く): 16009172460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5895, 7860, 11790, 23580, 330139, 660278, 990417, 1320556, 1650695, 1980834, 2971251, 3301390, 3961668, 4952085, 5942502, 6602780, 9904170, 11885004, 14856255, 19808340, 29712510, 43248209, 59425020, 86496418, 129744627, 172992836, 216241045, 259489254, 389233881, 432482090, 518978508, 648723135, 778467762, 864964180, 1297446270, 1556935524, 1946169405, 2594892540, 3892338810, 7784677620]

約数ペア:

[(1, 7784677620), (2, 3892338810), (3, 2594892540), (4, 1946169405), (5, 1556935524), (6, 1297446270), (9, 864964180), (10, 778467762), (12, 648723135), (15, 518978508), (18, 432482090), (20, 389233881), (30, 259489254), (36, 216241045), (45, 172992836), (60, 129744627), (90, 86496418), (131, 59425020), (180, 43248209), (262, 29712510), (393, 19808340), (524, 14856255), (655, 11885004), (786, 9904170), (1179, 6602780), (1310, 5942502), (1572, 4952085), (1965, 3961668), (2358, 3301390), (2620, 2971251), (3930, 1980834), (4716, 1650695), (5895, 1320556), (7860, 990417), (11790, 660278), (23580, 330139)]