398032968

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 1091750400

約数和(自身を除く): 693717432

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 53, 68, 79, 102, 106, 136, 158, 159, 204, 212, 233, 237, 316, 318, 408, 424, 466, 474, 632, 636, 699, 901, 932, 948, 1272, 1343, 1398, 1802, 1864, 1896, 2686, 2703, 2796, 3604, 3961, 4029, 4187, 5372, 5406, 5592, 7208, 7922, 8058, 8374, 10744, 10812, 11883, 12349, 12561, 15844, 16116, 16748, 18407, 21624, 23766, 24698, 25122, 31688, 32232, 33496, 36814, 37047, 47532, 49396, 50244, 55221, 71179, 73628, 74094, 95064, 98792, 100488, 110442, 142358, 147256, 148188, 209933, 213537, 220884, 284716, 296376, 312919, 419866, 427074, 441768, 569432, 625838, 629799, 839732, 854148, 938757, 975571, 1251676, 1259598, 1679464, 1708296, 1877514, 1951142, 2503352, 2519196, 2926713, 3755028, 3902284, 5038392, 5853426, 7510056, 7804568, 11706852, 16584707, 23413704, 33169414, 49754121, 66338828, 99508242, 132677656, 199016484, 398032968]

約数ペア:

[(1, 398032968), (2, 199016484), (3, 132677656), (4, 99508242), (6, 66338828), (8, 49754121), (12, 33169414), (17, 23413704), (24, 16584707), (34, 11706852), (51, 7804568), (53, 7510056), (68, 5853426), (79, 5038392), (102, 3902284), (106, 3755028), (136, 2926713), (158, 2519196), (159, 2503352), (204, 1951142), (212, 1877514), (233, 1708296), (237, 1679464), (316, 1259598), (318, 1251676), (408, 975571), (424, 938757), (466, 854148), (474, 839732), (632, 629799), (636, 625838), (699, 569432), (901, 441768), (932, 427074), (948, 419866), (1272, 312919), (1343, 296376), (1398, 284716), (1802, 220884), (1864, 213537), (1896, 209933), (2686, 148188), (2703, 147256), (2796, 142358), (3604, 110442), (3961, 100488), (4029, 98792), (4187, 95064), (5372, 74094), (5406, 73628), (5592, 71179), (7208, 55221), (7922, 50244), (8058, 49396), (8374, 47532), (10744, 37047), (10812, 36814), (11883, 33496), (12349, 32232), (12561, 31688), (15844, 25122), (16116, 24698), (16748, 23766), (18407, 21624)]