15505360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{877}}^1$

素因数の和:920

約数の個数: 80

約数和(自身を含む): 41153616

約数和(自身を除く): 25648256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 877, 884, 1040, 1105, 1360, 1754, 1768, 2210, 3508, 3536, 4385, 4420, 7016, 8770, 8840, 11401, 14032, 14909, 17540, 17680, 22802, 29818, 35080, 45604, 57005, 59636, 70160, 74545, 91208, 114010, 119272, 149090, 182416, 193817, 228020, 238544, 298180, 387634, 456040, 596360, 775268, 912080, 969085, 1192720, 1550536, 1938170, 3101072, 3876340, 7752680, 15505360]

約数ペア:

[(1, 15505360), (2, 7752680), (4, 3876340), (5, 3101072), (8, 1938170), (10, 1550536), (13, 1192720), (16, 969085), (17, 912080), (20, 775268), (26, 596360), (34, 456040), (40, 387634), (52, 298180), (65, 238544), (68, 228020), (80, 193817), (85, 182416), (104, 149090), (130, 119272), (136, 114010), (170, 91208), (208, 74545), (221, 70160), (260, 59636), (272, 57005), (340, 45604), (442, 35080), (520, 29818), (680, 22802), (877, 17680), (884, 17540), (1040, 14909), (1105, 14032), (1360, 11401), (1754, 8840), (1768, 8770), (2210, 7016), (3508, 4420), (3536, 4385)]