213664440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1031}}^1$

素因数の和:1213

約数の個数: 128

約数和(自身を含む): 704401920

約数和(自身を除く): 490737480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 157, 165, 220, 264, 314, 330, 440, 471, 628, 660, 785, 942, 1031, 1256, 1320, 1570, 1727, 1884, 2062, 2355, 3093, 3140, 3454, 3768, 4124, 4710, 5155, 5181, 6186, 6280, 6908, 8248, 8635, 9420, 10310, 10362, 11341, 12372, 13816, 15465, 17270, 18840, 20620, 20724, 22682, 24744, 25905, 30930, 34023, 34540, 41240, 41448, 45364, 51810, 56705, 61860, 68046, 69080, 90728, 103620, 113410, 123720, 136092, 161867, 170115, 207240, 226820, 272184, 323734, 340230, 453640, 485601, 647468, 680460, 809335, 971202, 1294936, 1360920, 1618670, 1780537, 1942404, 2428005, 3237340, 3561074, 3884808, 4856010, 5341611, 6474680, 7122148, 8902685, 9712020, 10683222, 14244296, 17805370, 19424040, 21366444, 26708055, 35610740, 42732888, 53416110, 71221480, 106832220, 213664440]

約数ペア:

[(1, 213664440), (2, 106832220), (3, 71221480), (4, 53416110), (5, 42732888), (6, 35610740), (8, 26708055), (10, 21366444), (11, 19424040), (12, 17805370), (15, 14244296), (20, 10683222), (22, 9712020), (24, 8902685), (30, 7122148), (33, 6474680), (40, 5341611), (44, 4856010), (55, 3884808), (60, 3561074), (66, 3237340), (88, 2428005), (110, 1942404), (120, 1780537), (132, 1618670), (157, 1360920), (165, 1294936), (220, 971202), (264, 809335), (314, 680460), (330, 647468), (440, 485601), (471, 453640), (628, 340230), (660, 323734), (785, 272184), (942, 226820), (1031, 207240), (1256, 170115), (1320, 161867), (1570, 136092), (1727, 123720), (1884, 113410), (2062, 103620), (2355, 90728), (3093, 69080), (3140, 68046), (3454, 61860), (3768, 56705), (4124, 51810), (4710, 45364), (5155, 41448), (5181, 41240), (6186, 34540), (6280, 34023), (6908, 30930), (8248, 25905), (8635, 24744), (9420, 22682), (10310, 20724), (10362, 20620), (11341, 18840), (12372, 17270), (13816, 15465)]