15198280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 35691840

約数和(自身を除く): 20493560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 67, 106, 107, 134, 212, 214, 265, 268, 335, 424, 428, 530, 535, 536, 670, 856, 1060, 1070, 1340, 2120, 2140, 2680, 3551, 4280, 5671, 7102, 7169, 11342, 14204, 14338, 17755, 22684, 28355, 28408, 28676, 35510, 35845, 45368, 56710, 57352, 71020, 71690, 113420, 142040, 143380, 226840, 286760, 379957, 759914, 1519828, 1899785, 3039656, 3799570, 7599140, 15198280]

約数ペア:

[(1, 15198280), (2, 7599140), (4, 3799570), (5, 3039656), (8, 1899785), (10, 1519828), (20, 759914), (40, 379957), (53, 286760), (67, 226840), (106, 143380), (107, 142040), (134, 113420), (212, 71690), (214, 71020), (265, 57352), (268, 56710), (335, 45368), (424, 35845), (428, 35510), (530, 28676), (535, 28408), (536, 28355), (670, 22684), (856, 17755), (1060, 14338), (1070, 14204), (1340, 11342), (2120, 7169), (2140, 7102), (2680, 5671), (3551, 4280)]