15082020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3643}}^1$

素因数の和:3681

約数の個数: 72

約数和(自身を含む): 47750976

約数和(自身を除く): 32668956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 3643, 4140, 7286, 10929, 14572, 18215, 21858, 32787, 36430, 43716, 54645, 65574, 72860, 83789, 109290, 131148, 163935, 167578, 218580, 251367, 327870, 335156, 418945, 502734, 655740, 754101, 837890, 1005468, 1256835, 1508202, 1675780, 2513670, 3016404, 3770505, 5027340, 7541010, 15082020]

約数ペア:

[(1, 15082020), (2, 7541010), (3, 5027340), (4, 3770505), (5, 3016404), (6, 2513670), (9, 1675780), (10, 1508202), (12, 1256835), (15, 1005468), (18, 837890), (20, 754101), (23, 655740), (30, 502734), (36, 418945), (45, 335156), (46, 327870), (60, 251367), (69, 218580), (90, 167578), (92, 163935), (115, 131148), (138, 109290), (180, 83789), (207, 72860), (230, 65574), (276, 54645), (345, 43716), (414, 36430), (460, 32787), (690, 21858), (828, 18215), (1035, 14572), (1380, 10929), (2070, 7286), (3643, 4140)]