85731660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{68041}}^1$

素因数の和:68063

約数の個数: 72

約数和(自身を含む): 297207456

約数和(自身を除く): 211475796

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 68041, 136082, 204123, 272164, 340205, 408246, 476287, 612369, 680410, 816492, 952574, 1020615, 1224738, 1360820, 1428861, 1905148, 2041230, 2381435, 2449476, 2857722, 3061845, 4082460, 4286583, 4762870, 5715444, 6123690, 7144305, 8573166, 9525740, 12247380, 14288610, 17146332, 21432915, 28577220, 42865830, 85731660]

約数ペア:

[(1, 85731660), (2, 42865830), (3, 28577220), (4, 21432915), (5, 17146332), (6, 14288610), (7, 12247380), (9, 9525740), (10, 8573166), (12, 7144305), (14, 6123690), (15, 5715444), (18, 4762870), (20, 4286583), (21, 4082460), (28, 3061845), (30, 2857722), (35, 2449476), (36, 2381435), (42, 2041230), (45, 1905148), (60, 1428861), (63, 1360820), (70, 1224738), (84, 1020615), (90, 952574), (105, 816492), (126, 680410), (140, 612369), (180, 476287), (210, 408246), (252, 340205), (315, 272164), (420, 204123), (630, 136082), (1260, 68041)]