15858990

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{2797}}^1$

素因数の和:2823

約数の個数: 80

約数和(自身を含む): 48752352

約数和(自身を除く): 32893362

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2797, 2835, 5594, 5670, 8391, 13985, 16782, 19579, 25173, 27970, 39158, 41955, 50346, 58737, 75519, 83910, 97895, 117474, 125865, 151038, 176211, 195790, 226557, 251730, 293685, 352422, 377595, 453114, 528633, 587370, 755190, 881055, 1057266, 1132785, 1585899, 1762110, 2265570, 2643165, 3171798, 5286330, 7929495, 15858990]

約数ペア:

[(1, 15858990), (2, 7929495), (3, 5286330), (5, 3171798), (6, 2643165), (7, 2265570), (9, 1762110), (10, 1585899), (14, 1132785), (15, 1057266), (18, 881055), (21, 755190), (27, 587370), (30, 528633), (35, 453114), (42, 377595), (45, 352422), (54, 293685), (63, 251730), (70, 226557), (81, 195790), (90, 176211), (105, 151038), (126, 125865), (135, 117474), (162, 97895), (189, 83910), (210, 75519), (270, 58737), (315, 50346), (378, 41955), (405, 39158), (567, 27970), (630, 25173), (810, 19579), (945, 16782), (1134, 13985), (1890, 8391), (2797, 5670), (2835, 5594)]