128647056

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:608

約数の個数: 80

約数和(自身を含む): 343095104

約数和(自身を除く): 214448048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 157, 172, 258, 314, 344, 397, 471, 516, 628, 688, 794, 942, 1032, 1191, 1256, 1588, 1884, 2064, 2382, 2512, 3176, 3768, 4764, 6352, 6751, 7536, 9528, 13502, 17071, 19056, 20253, 27004, 34142, 40506, 51213, 54008, 62329, 68284, 81012, 102426, 108016, 124658, 136568, 162024, 186987, 204852, 249316, 273136, 324048, 373974, 409704, 498632, 747948, 819408, 997264, 1495896, 2680147, 2991792, 5360294, 8040441, 10720588, 16080882, 21441176, 32161764, 42882352, 64323528, 128647056]

約数ペア:

[(1, 128647056), (2, 64323528), (3, 42882352), (4, 32161764), (6, 21441176), (8, 16080882), (12, 10720588), (16, 8040441), (24, 5360294), (43, 2991792), (48, 2680147), (86, 1495896), (129, 997264), (157, 819408), (172, 747948), (258, 498632), (314, 409704), (344, 373974), (397, 324048), (471, 273136), (516, 249316), (628, 204852), (688, 186987), (794, 162024), (942, 136568), (1032, 124658), (1191, 108016), (1256, 102426), (1588, 81012), (1884, 68284), (2064, 62329), (2382, 54008), (2512, 51213), (3176, 40506), (3768, 34142), (4764, 27004), (6352, 20253), (6751, 19056), (7536, 17071), (9528, 13502)]