218371660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^2$

素因数の和:164

約数の個数: 108

約数和(自身を含む): 528120432

約数和(自身を除く): 309748772

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 53, 65, 92, 106, 115, 130, 169, 212, 230, 260, 265, 299, 338, 460, 530, 598, 676, 689, 845, 1060, 1196, 1219, 1378, 1495, 1690, 2438, 2756, 2809, 2990, 3380, 3445, 3887, 4876, 5618, 5980, 6095, 6890, 7774, 8957, 11236, 12190, 13780, 14045, 15548, 15847, 17914, 19435, 24380, 28090, 31694, 35828, 36517, 38870, 44785, 56180, 63388, 64607, 73034, 77740, 79235, 89570, 129214, 146068, 158470, 179140, 182585, 206011, 258428, 316940, 323035, 365170, 412022, 474721, 646070, 730340, 824044, 839891, 949442, 1030055, 1292140, 1679782, 1898884, 2060110, 2373605, 3359564, 4120220, 4199455, 4747210, 8398910, 9494420, 10918583, 16797820, 21837166, 43674332, 54592915, 109185830, 218371660]

約数ペア:

[(1, 218371660), (2, 109185830), (4, 54592915), (5, 43674332), (10, 21837166), (13, 16797820), (20, 10918583), (23, 9494420), (26, 8398910), (46, 4747210), (52, 4199455), (53, 4120220), (65, 3359564), (92, 2373605), (106, 2060110), (115, 1898884), (130, 1679782), (169, 1292140), (212, 1030055), (230, 949442), (260, 839891), (265, 824044), (299, 730340), (338, 646070), (460, 474721), (530, 412022), (598, 365170), (676, 323035), (689, 316940), (845, 258428), (1060, 206011), (1196, 182585), (1219, 179140), (1378, 158470), (1495, 146068), (1690, 129214), (2438, 89570), (2756, 79235), (2809, 77740), (2990, 73034), (3380, 64607), (3445, 63388), (3887, 56180), (4876, 44785), (5618, 38870), (5980, 36517), (6095, 35828), (6890, 31694), (7774, 28090), (8957, 24380), (11236, 19435), (12190, 17914), (13780, 15847), (14045, 15548)]