172635280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{461}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 417973248

約数和(自身を除く): 245337968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 151, 155, 248, 302, 310, 461, 496, 604, 620, 755, 922, 1208, 1240, 1510, 1844, 2305, 2416, 2480, 3020, 3688, 4610, 4681, 6040, 7376, 9220, 9362, 12080, 14291, 18440, 18724, 23405, 28582, 36880, 37448, 46810, 57164, 69611, 71455, 74896, 93620, 114328, 139222, 142910, 187240, 228656, 278444, 285820, 348055, 374480, 556888, 571640, 696110, 1113776, 1143280, 1392220, 2157941, 2784440, 4315882, 5568880, 8631764, 10789705, 17263528, 21579410, 34527056, 43158820, 86317640, 172635280]

約数ペア:

[(1, 172635280), (2, 86317640), (4, 43158820), (5, 34527056), (8, 21579410), (10, 17263528), (16, 10789705), (20, 8631764), (31, 5568880), (40, 4315882), (62, 2784440), (80, 2157941), (124, 1392220), (151, 1143280), (155, 1113776), (248, 696110), (302, 571640), (310, 556888), (461, 374480), (496, 348055), (604, 285820), (620, 278444), (755, 228656), (922, 187240), (1208, 142910), (1240, 139222), (1510, 114328), (1844, 93620), (2305, 74896), (2416, 71455), (2480, 69611), (3020, 57164), (3688, 46810), (4610, 37448), (4681, 36880), (6040, 28582), (7376, 23405), (9220, 18724), (9362, 18440), (12080, 14291)]