209704440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{158867}}^1$

素因数の和:158892

約数の個数: 64

約数和(自身を含む): 686309760

約数和(自身を除く): 476605320

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, 165, 220, 264, 330, 440, 660, 1320, 158867, 317734, 476601, 635468, 794335, 953202, 1270936, 1588670, 1747537, 1906404, 2383005, 3177340, 3495074, 3812808, 4766010, 5242611, 6354680, 6990148, 8737685, 9532020, 10485222, 13980296, 17475370, 19064040, 20970444, 26213055, 34950740, 41940888, 52426110, 69901480, 104852220, 209704440]

約数ペア:

[(1, 209704440), (2, 104852220), (3, 69901480), (4, 52426110), (5, 41940888), (6, 34950740), (8, 26213055), (10, 20970444), (11, 19064040), (12, 17475370), (15, 13980296), (20, 10485222), (22, 9532020), (24, 8737685), (30, 6990148), (33, 6354680), (40, 5242611), (44, 4766010), (55, 3812808), (60, 3495074), (66, 3177340), (88, 2383005), (110, 1906404), (120, 1747537), (132, 1588670), (165, 1270936), (220, 953202), (264, 794335), (330, 635468), (440, 476601), (660, 317734), (1320, 158867)]