42727240

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 99144000

約数和(自身を除く): 56416760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 107, 134, 149, 214, 268, 298, 335, 428, 535, 536, 596, 670, 745, 856, 1070, 1192, 1340, 1490, 2140, 2680, 2980, 4280, 5960, 7169, 9983, 14338, 15943, 19966, 28676, 31886, 35845, 39932, 49915, 57352, 63772, 71690, 79715, 79864, 99830, 127544, 143380, 159430, 199660, 286760, 318860, 399320, 637720, 1068181, 2136362, 4272724, 5340905, 8545448, 10681810, 21363620, 42727240]

約数ペア:

[(1, 42727240), (2, 21363620), (4, 10681810), (5, 8545448), (8, 5340905), (10, 4272724), (20, 2136362), (40, 1068181), (67, 637720), (107, 399320), (134, 318860), (149, 286760), (214, 199660), (268, 159430), (298, 143380), (335, 127544), (428, 99830), (535, 79864), (536, 79715), (596, 71690), (670, 63772), (745, 57352), (856, 49915), (1070, 39932), (1192, 35845), (1340, 31886), (1490, 28676), (2140, 19966), (2680, 15943), (2980, 14338), (4280, 9983), (5960, 7169)]