90169968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^2$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 275899008

約数和(自身を除く): 185729040

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 43, 48, 56, 79, 84, 86, 112, 129, 158, 168, 172, 237, 258, 301, 316, 336, 344, 474, 516, 553, 602, 632, 688, 903, 948, 1032, 1106, 1204, 1264, 1659, 1806, 1896, 2064, 2212, 2408, 3318, 3397, 3612, 3792, 4424, 4816, 6241, 6636, 6794, 7224, 8848, 10191, 12482, 13272, 13588, 14448, 18723, 20382, 23779, 24964, 26544, 27176, 37446, 40764, 43687, 47558, 49928, 54352, 71337, 74892, 81528, 87374, 95116, 99856, 131061, 142674, 149784, 163056, 174748, 190232, 262122, 268363, 285348, 299568, 349496, 380464, 524244, 536726, 570696, 698992, 805089, 1048488, 1073452, 1141392, 1610178, 1878541, 2096976, 2146904, 3220356, 3757082, 4293808, 5635623, 6440712, 7514164, 11271246, 12881424, 15028328, 22542492, 30056656, 45084984, 90169968]

約数ペア:

[(1, 90169968), (2, 45084984), (3, 30056656), (4, 22542492), (6, 15028328), (7, 12881424), (8, 11271246), (12, 7514164), (14, 6440712), (16, 5635623), (21, 4293808), (24, 3757082), (28, 3220356), (42, 2146904), (43, 2096976), (48, 1878541), (56, 1610178), (79, 1141392), (84, 1073452), (86, 1048488), (112, 805089), (129, 698992), (158, 570696), (168, 536726), (172, 524244), (237, 380464), (258, 349496), (301, 299568), (316, 285348), (336, 268363), (344, 262122), (474, 190232), (516, 174748), (553, 163056), (602, 149784), (632, 142674), (688, 131061), (903, 99856), (948, 95116), (1032, 87374), (1106, 81528), (1204, 74892), (1264, 71337), (1659, 54352), (1806, 49928), (1896, 47558), (2064, 43687), (2212, 40764), (2408, 37446), (3318, 27176), (3397, 26544), (3612, 24964), (3792, 23779), (4424, 20382), (4816, 18723), (6241, 14448), (6636, 13588), (6794, 13272), (7224, 12482), (8848, 10191)]