248248840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{5309}}^1$

素因数の和:5494

約数の個数: 64

約数和(自身を含む): 642297600

約数和(自身を除く): 394048760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 668, 835, 1169, 1336, 1670, 2338, 3340, 4676, 5309, 5845, 6680, 9352, 10618, 11690, 21236, 23380, 26545, 37163, 42472, 46760, 53090, 74326, 106180, 148652, 185815, 212360, 297304, 371630, 743260, 886603, 1486520, 1773206, 3546412, 4433015, 6206221, 7092824, 8866030, 12412442, 17732060, 24824884, 31031105, 35464120, 49649768, 62062210, 124124420, 248248840]

約数ペア:

[(1, 248248840), (2, 124124420), (4, 62062210), (5, 49649768), (7, 35464120), (8, 31031105), (10, 24824884), (14, 17732060), (20, 12412442), (28, 8866030), (35, 7092824), (40, 6206221), (56, 4433015), (70, 3546412), (140, 1773206), (167, 1486520), (280, 886603), (334, 743260), (668, 371630), (835, 297304), (1169, 212360), (1336, 185815), (1670, 148652), (2338, 106180), (3340, 74326), (4676, 53090), (5309, 46760), (5845, 42472), (6680, 37163), (9352, 26545), (10618, 23380), (11690, 21236)]