29510520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18917}}^1$

素因数の和:18944

約数の個数: 64

約数和(自身を含む): 95346720

約数和(自身を除く): 65836200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 18917, 37834, 56751, 75668, 94585, 113502, 151336, 189170, 227004, 245921, 283755, 378340, 454008, 491842, 567510, 737763, 756680, 983684, 1135020, 1229605, 1475526, 1967368, 2270040, 2459210, 2951052, 3688815, 4918420, 5902104, 7377630, 9836840, 14755260, 29510520]

約数ペア:

[(1, 29510520), (2, 14755260), (3, 9836840), (4, 7377630), (5, 5902104), (6, 4918420), (8, 3688815), (10, 2951052), (12, 2459210), (13, 2270040), (15, 1967368), (20, 1475526), (24, 1229605), (26, 1135020), (30, 983684), (39, 756680), (40, 737763), (52, 567510), (60, 491842), (65, 454008), (78, 378340), (104, 283755), (120, 245921), (130, 227004), (156, 189170), (195, 151336), (260, 113502), (312, 94585), (390, 75668), (520, 56751), (780, 37834), (1560, 18917)]