84070480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{353}}^1$

素因数の和:608

約数の個数: 80

約数和(自身を含む): 212017680

約数和(自身を除く): 127947200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 229, 260, 353, 458, 520, 706, 916, 1040, 1145, 1412, 1765, 1832, 2290, 2824, 2977, 3530, 3664, 4580, 4589, 5648, 5954, 7060, 9160, 9178, 11908, 14120, 14885, 18320, 18356, 22945, 23816, 28240, 29770, 36712, 45890, 47632, 59540, 73424, 80837, 91780, 119080, 161674, 183560, 238160, 323348, 367120, 404185, 646696, 808370, 1050881, 1293392, 1616740, 2101762, 3233480, 4203524, 5254405, 6466960, 8407048, 10508810, 16814096, 21017620, 42035240, 84070480]

約数ペア:

[(1, 84070480), (2, 42035240), (4, 21017620), (5, 16814096), (8, 10508810), (10, 8407048), (13, 6466960), (16, 5254405), (20, 4203524), (26, 3233480), (40, 2101762), (52, 1616740), (65, 1293392), (80, 1050881), (104, 808370), (130, 646696), (208, 404185), (229, 367120), (260, 323348), (353, 238160), (458, 183560), (520, 161674), (706, 119080), (916, 91780), (1040, 80837), (1145, 73424), (1412, 59540), (1765, 47632), (1832, 45890), (2290, 36712), (2824, 29770), (2977, 28240), (3530, 23816), (3664, 22945), (4580, 18356), (4589, 18320), (5648, 14885), (5954, 14120), (7060, 11908), (9160, 9178)]