207975780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28181}}^1$

素因数の和:28237

約数の個数: 72

約数和(自身を含む): 646269624

約数和(自身を除く): 438293844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 28181, 56362, 84543, 112724, 140905, 169086, 253629, 281810, 338172, 422715, 507258, 563620, 845430, 1014516, 1155421, 1268145, 1690860, 2310842, 2536290, 3466263, 4621684, 5072580, 5777105, 6932526, 10398789, 11554210, 13865052, 17331315, 20797578, 23108420, 34662630, 41595156, 51993945, 69325260, 103987890, 207975780]

約数ペア:

[(1, 207975780), (2, 103987890), (3, 69325260), (4, 51993945), (5, 41595156), (6, 34662630), (9, 23108420), (10, 20797578), (12, 17331315), (15, 13865052), (18, 11554210), (20, 10398789), (30, 6932526), (36, 5777105), (41, 5072580), (45, 4621684), (60, 3466263), (82, 2536290), (90, 2310842), (123, 1690860), (164, 1268145), (180, 1155421), (205, 1014516), (246, 845430), (369, 563620), (410, 507258), (492, 422715), (615, 338172), (738, 281810), (820, 253629), (1230, 169086), (1476, 140905), (1845, 112724), (2460, 84543), (3690, 56362), (7380, 28181)]