15862980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 51287040

約数和(自身を除く): 35424060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 179, 210, 211, 358, 420, 422, 537, 633, 716, 844, 895, 1055, 1074, 1253, 1266, 1477, 1790, 2110, 2148, 2506, 2532, 2685, 2954, 3165, 3580, 3759, 4220, 4431, 5012, 5370, 5908, 6265, 6330, 7385, 7518, 8862, 10740, 12530, 12660, 14770, 15036, 17724, 18795, 22155, 25060, 29540, 37590, 37769, 44310, 75180, 75538, 88620, 113307, 151076, 188845, 226614, 264383, 377690, 453228, 528766, 566535, 755380, 793149, 1057532, 1133070, 1321915, 1586298, 2266140, 2643830, 3172596, 3965745, 5287660, 7931490, 15862980]

約数ペア:

[(1, 15862980), (2, 7931490), (3, 5287660), (4, 3965745), (5, 3172596), (6, 2643830), (7, 2266140), (10, 1586298), (12, 1321915), (14, 1133070), (15, 1057532), (20, 793149), (21, 755380), (28, 566535), (30, 528766), (35, 453228), (42, 377690), (60, 264383), (70, 226614), (84, 188845), (105, 151076), (140, 113307), (179, 88620), (210, 75538), (211, 75180), (358, 44310), (420, 37769), (422, 37590), (537, 29540), (633, 25060), (716, 22155), (844, 18795), (895, 17724), (1055, 15036), (1074, 14770), (1253, 12660), (1266, 12530), (1477, 10740), (1790, 8862), (2110, 7518), (2148, 7385), (2506, 6330), (2532, 6265), (2685, 5908), (2954, 5370), (3165, 5012), (3580, 4431), (3759, 4220)]