221707010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1873}}^1$

素因数の和:1995

約数の個数: 64

約数和(自身を含む): 485740800

約数和(自身を除く): 264033790

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 89, 95, 133, 178, 190, 266, 445, 623, 665, 890, 1246, 1330, 1691, 1873, 3115, 3382, 3746, 6230, 8455, 9365, 11837, 13111, 16910, 18730, 23674, 26222, 35587, 59185, 65555, 71174, 118370, 131110, 166697, 177935, 249109, 333394, 355870, 498218, 833485, 1166879, 1245545, 1666970, 2333758, 2491090, 3167243, 5834395, 6334486, 11668790, 15836215, 22170701, 31672430, 44341402, 110853505, 221707010]

約数ペア:

[(1, 221707010), (2, 110853505), (5, 44341402), (7, 31672430), (10, 22170701), (14, 15836215), (19, 11668790), (35, 6334486), (38, 5834395), (70, 3167243), (89, 2491090), (95, 2333758), (133, 1666970), (178, 1245545), (190, 1166879), (266, 833485), (445, 498218), (623, 355870), (665, 333394), (890, 249109), (1246, 177935), (1330, 166697), (1691, 131110), (1873, 118370), (3115, 71174), (3382, 65555), (3746, 59185), (6230, 35587), (8455, 26222), (9365, 23674), (11837, 18730), (13111, 16910)]