2187680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1$

素因数の和:150

約数の個数: 72

約数和(自身を含む): 5731236

約数和(自身を除く): 3543556

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 113, 121, 160, 176, 220, 226, 242, 352, 440, 452, 484, 565, 605, 880, 904, 968, 1130, 1210, 1243, 1760, 1808, 1936, 2260, 2420, 2486, 3616, 3872, 4520, 4840, 4972, 6215, 9040, 9680, 9944, 12430, 13673, 18080, 19360, 19888, 24860, 27346, 39776, 49720, 54692, 68365, 99440, 109384, 136730, 198880, 218768, 273460, 437536, 546920, 1093840, 2187680]

約数ペア:

[(1, 2187680), (2, 1093840), (4, 546920), (5, 437536), (8, 273460), (10, 218768), (11, 198880), (16, 136730), (20, 109384), (22, 99440), (32, 68365), (40, 54692), (44, 49720), (55, 39776), (80, 27346), (88, 24860), (110, 19888), (113, 19360), (121, 18080), (160, 13673), (176, 12430), (220, 9944), (226, 9680), (242, 9040), (352, 6215), (440, 4972), (452, 4840), (484, 4520), (565, 3872), (605, 3616), (880, 2486), (904, 2420), (968, 2260), (1130, 1936), (1210, 1808), (1243, 1760)]