137880640

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 112

約数和(自身を含む): 341985600

約数和(自身を除く): 204104960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 67, 80, 109, 118, 134, 160, 218, 236, 268, 295, 320, 335, 436, 472, 536, 545, 590, 670, 872, 944, 1072, 1090, 1180, 1340, 1744, 1888, 2144, 2180, 2360, 2680, 3488, 3776, 3953, 4288, 4360, 4720, 5360, 6431, 6976, 7303, 7906, 8720, 9440, 10720, 12862, 14606, 15812, 17440, 18880, 19765, 21440, 25724, 29212, 31624, 32155, 34880, 36515, 39530, 51448, 58424, 63248, 64310, 73030, 79060, 102896, 116848, 126496, 128620, 146060, 158120, 205792, 233696, 252992, 257240, 292120, 316240, 411584, 430877, 467392, 514480, 584240, 632480, 861754, 1028960, 1168480, 1264960, 1723508, 2057920, 2154385, 2336960, 3447016, 4308770, 6894032, 8617540, 13788064, 17235080, 27576128, 34470160, 68940320, 137880640]

約数ペア:

[(1, 137880640), (2, 68940320), (4, 34470160), (5, 27576128), (8, 17235080), (10, 13788064), (16, 8617540), (20, 6894032), (32, 4308770), (40, 3447016), (59, 2336960), (64, 2154385), (67, 2057920), (80, 1723508), (109, 1264960), (118, 1168480), (134, 1028960), (160, 861754), (218, 632480), (236, 584240), (268, 514480), (295, 467392), (320, 430877), (335, 411584), (436, 316240), (472, 292120), (536, 257240), (545, 252992), (590, 233696), (670, 205792), (872, 158120), (944, 146060), (1072, 128620), (1090, 126496), (1180, 116848), (1340, 102896), (1744, 79060), (1888, 73030), (2144, 64310), (2180, 63248), (2360, 58424), (2680, 51448), (3488, 39530), (3776, 36515), (3953, 34880), (4288, 32155), (4360, 31624), (4720, 29212), (5360, 25724), (6431, 21440), (6976, 19765), (7303, 18880), (7906, 17440), (8720, 15812), (9440, 14606), (10720, 12862)]