168783420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{613}}^1$

素因数の和:991

約数の個数: 96

約数和(自身を含む): 511221312

約数和(自身を除く): 342437892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 353, 390, 613, 706, 780, 1059, 1226, 1412, 1765, 1839, 2118, 2452, 3065, 3530, 3678, 4236, 4589, 5295, 6130, 7060, 7356, 7969, 9178, 9195, 10590, 12260, 13767, 15938, 18356, 18390, 21180, 22945, 23907, 27534, 31876, 36780, 39845, 45890, 47814, 55068, 68835, 79690, 91780, 95628, 119535, 137670, 159380, 216389, 239070, 275340, 432778, 478140, 649167, 865556, 1081945, 1298334, 2163890, 2596668, 2813057, 3245835, 4327780, 5626114, 6491670, 8439171, 11252228, 12983340, 14065285, 16878342, 28130570, 33756684, 42195855, 56261140, 84391710, 168783420]

約数ペア:

[(1, 168783420), (2, 84391710), (3, 56261140), (4, 42195855), (5, 33756684), (6, 28130570), (10, 16878342), (12, 14065285), (13, 12983340), (15, 11252228), (20, 8439171), (26, 6491670), (30, 5626114), (39, 4327780), (52, 3245835), (60, 2813057), (65, 2596668), (78, 2163890), (130, 1298334), (156, 1081945), (195, 865556), (260, 649167), (353, 478140), (390, 432778), (613, 275340), (706, 239070), (780, 216389), (1059, 159380), (1226, 137670), (1412, 119535), (1765, 95628), (1839, 91780), (2118, 79690), (2452, 68835), (3065, 55068), (3530, 47814), (3678, 45890), (4236, 39845), (4589, 36780), (5295, 31876), (6130, 27534), (7060, 23907), (7356, 22945), (7969, 21180), (9178, 18390), (9195, 18356), (10590, 15938), (12260, 13767)]