268648852720

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1171}}^1\times {\mathrm{14557}}^1$

素因数の和:15938

約数の個数: 80

約数和(自身を含む): 628358452128

約数和(自身を除く): 359709599408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1171, 1576, 1970, 2342, 3152, 3940, 4684, 5855, 7880, 9368, 11710, 14557, 15760, 18736, 23420, 29114, 46840, 58228, 72785, 93680, 116456, 145570, 230687, 232912, 291140, 461374, 582280, 922748, 1153435, 1164560, 1845496, 2306870, 2867729, 3690992, 4613740, 5735458, 9227480, 11470916, 14338645, 17046247, 18454960, 22941832, 28677290, 34092494, 45883664, 57354580, 68184988, 85231235, 114709160, 136369976, 170462470, 229418320, 272739952, 340924940, 681849880, 1363699760, 3358110659, 6716221318, 13432442636, 16790553295, 26864885272, 33581106590, 53729770544, 67162213180, 134324426360, 268648852720]

約数ペア:

[(1, 268648852720), (2, 134324426360), (4, 67162213180), (5, 53729770544), (8, 33581106590), (10, 26864885272), (16, 16790553295), (20, 13432442636), (40, 6716221318), (80, 3358110659), (197, 1363699760), (394, 681849880), (788, 340924940), (985, 272739952), (1171, 229418320), (1576, 170462470), (1970, 136369976), (2342, 114709160), (3152, 85231235), (3940, 68184988), (4684, 57354580), (5855, 45883664), (7880, 34092494), (9368, 28677290), (11710, 22941832), (14557, 18454960), (15760, 17046247), (18736, 14338645), (23420, 11470916), (29114, 9227480), (46840, 5735458), (58228, 4613740), (72785, 3690992), (93680, 2867729), (116456, 2306870), (145570, 1845496), (230687, 1164560), (232912, 1153435), (291140, 922748), (461374, 582280)]