128343792

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{673}}^1$

素因数の和:850

約数の個数: 80

約数和(自身を含む): 346004640

約数和(自身を除く): 217660848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 137, 174, 232, 274, 348, 411, 464, 548, 673, 696, 822, 1096, 1346, 1392, 1644, 2019, 2192, 2692, 3288, 3973, 4038, 5384, 6576, 7946, 8076, 10768, 11919, 15892, 16152, 19517, 23838, 31784, 32304, 39034, 47676, 58551, 63568, 78068, 92201, 95352, 117102, 156136, 184402, 190704, 234204, 276603, 312272, 368804, 468408, 553206, 737608, 936816, 1106412, 1475216, 2212824, 2673829, 4425648, 5347658, 8021487, 10695316, 16042974, 21390632, 32085948, 42781264, 64171896, 128343792]

約数ペア:

[(1, 128343792), (2, 64171896), (3, 42781264), (4, 32085948), (6, 21390632), (8, 16042974), (12, 10695316), (16, 8021487), (24, 5347658), (29, 4425648), (48, 2673829), (58, 2212824), (87, 1475216), (116, 1106412), (137, 936816), (174, 737608), (232, 553206), (274, 468408), (348, 368804), (411, 312272), (464, 276603), (548, 234204), (673, 190704), (696, 184402), (822, 156136), (1096, 117102), (1346, 95352), (1392, 92201), (1644, 78068), (2019, 63568), (2192, 58551), (2692, 47676), (3288, 39034), (3973, 32304), (4038, 31784), (5384, 23838), (6576, 19517), (7946, 16152), (8076, 15892), (10768, 11919)]