31106760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:207

約数の個数: 128

約数和(自身を含む): 97822080

約数和(自身を除く): 66715320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 67, 73, 106, 120, 134, 146, 159, 201, 212, 219, 265, 268, 292, 318, 335, 365, 402, 424, 438, 530, 536, 584, 636, 670, 730, 795, 804, 876, 1005, 1060, 1095, 1272, 1340, 1460, 1590, 1608, 1752, 2010, 2120, 2190, 2680, 2920, 3180, 3551, 3869, 4020, 4380, 4891, 6360, 7102, 7738, 8040, 8760, 9782, 10653, 11607, 14204, 14673, 15476, 17755, 19345, 19564, 21306, 23214, 24455, 28408, 29346, 30952, 35510, 38690, 39128, 42612, 46428, 48910, 53265, 58035, 58692, 71020, 73365, 77380, 85224, 92856, 97820, 106530, 116070, 117384, 142040, 146730, 154760, 195640, 213060, 232140, 259223, 293460, 426120, 464280, 518446, 586920, 777669, 1036892, 1296115, 1555338, 2073784, 2592230, 3110676, 3888345, 5184460, 6221352, 7776690, 10368920, 15553380, 31106760]

約数ペア:

[(1, 31106760), (2, 15553380), (3, 10368920), (4, 7776690), (5, 6221352), (6, 5184460), (8, 3888345), (10, 3110676), (12, 2592230), (15, 2073784), (20, 1555338), (24, 1296115), (30, 1036892), (40, 777669), (53, 586920), (60, 518446), (67, 464280), (73, 426120), (106, 293460), (120, 259223), (134, 232140), (146, 213060), (159, 195640), (201, 154760), (212, 146730), (219, 142040), (265, 117384), (268, 116070), (292, 106530), (318, 97820), (335, 92856), (365, 85224), (402, 77380), (424, 73365), (438, 71020), (530, 58692), (536, 58035), (584, 53265), (636, 48910), (670, 46428), (730, 42612), (795, 39128), (804, 38690), (876, 35510), (1005, 30952), (1060, 29346), (1095, 28408), (1272, 24455), (1340, 23214), (1460, 21306), (1590, 19564), (1608, 19345), (1752, 17755), (2010, 15476), (2120, 14673), (2190, 14204), (2680, 11607), (2920, 10653), (3180, 9782), (3551, 8760), (3869, 8040), (4020, 7738), (4380, 7102), (4891, 6360)]