15295240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 37013760

約数和(自身を除く): 21718520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 83, 85, 136, 166, 170, 271, 332, 340, 415, 542, 664, 680, 830, 1084, 1355, 1411, 1660, 2168, 2710, 2822, 3320, 4607, 5420, 5644, 7055, 9214, 10840, 11288, 14110, 18428, 22493, 23035, 28220, 36856, 44986, 46070, 56440, 89972, 92140, 112465, 179944, 184280, 224930, 382381, 449860, 764762, 899720, 1529524, 1911905, 3059048, 3823810, 7647620, 15295240]

約数ペア:

[(1, 15295240), (2, 7647620), (4, 3823810), (5, 3059048), (8, 1911905), (10, 1529524), (17, 899720), (20, 764762), (34, 449860), (40, 382381), (68, 224930), (83, 184280), (85, 179944), (136, 112465), (166, 92140), (170, 89972), (271, 56440), (332, 46070), (340, 44986), (415, 36856), (542, 28220), (664, 23035), (680, 22493), (830, 18428), (1084, 14110), (1355, 11288), (1411, 10840), (1660, 9214), (2168, 7055), (2710, 5644), (2822, 5420), (3320, 4607)]