278300540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{116933}}^1$

素因数の和:116966

約数の個数: 48

約数和(自身を含む): 707216832

約数和(自身を除く): 428916292

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 116933, 233866, 467732, 584665, 818531, 1169330, 1637062, 1987861, 2338660, 3274124, 3975722, 4092655, 7951444, 8185310, 9939305, 13915027, 16370620, 19878610, 27830054, 39757220, 55660108, 69575135, 139150270, 278300540]

約数ペア:

[(1, 278300540), (2, 139150270), (4, 69575135), (5, 55660108), (7, 39757220), (10, 27830054), (14, 19878610), (17, 16370620), (20, 13915027), (28, 9939305), (34, 8185310), (35, 7951444), (68, 4092655), (70, 3975722), (85, 3274124), (119, 2338660), (140, 1987861), (170, 1637062), (238, 1169330), (340, 818531), (476, 584665), (595, 467732), (1190, 233866), (2380, 116933)]