31650780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 102090240

約数和(自身を除く): 70439460

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, 358, 420, 421, 537, 716, 842, 895, 1074, 1253, 1263, 1684, 1790, 2105, 2148, 2506, 2526, 2685, 2947, 3580, 3759, 4210, 5012, 5052, 5370, 5894, 6265, 6315, 7518, 8420, 8841, 10740, 11788, 12530, 12630, 14735, 15036, 17682, 18795, 25060, 25260, 29470, 35364, 37590, 44205, 58940, 75180, 75359, 88410, 150718, 176820, 226077, 301436, 376795, 452154, 527513, 753590, 904308, 1055026, 1130385, 1507180, 1582539, 2110052, 2260770, 2637565, 3165078, 4521540, 5275130, 6330156, 7912695, 10550260, 15825390, 31650780]

約数ペア:

[(1, 31650780), (2, 15825390), (3, 10550260), (4, 7912695), (5, 6330156), (6, 5275130), (7, 4521540), (10, 3165078), (12, 2637565), (14, 2260770), (15, 2110052), (20, 1582539), (21, 1507180), (28, 1130385), (30, 1055026), (35, 904308), (42, 753590), (60, 527513), (70, 452154), (84, 376795), (105, 301436), (140, 226077), (179, 176820), (210, 150718), (358, 88410), (420, 75359), (421, 75180), (537, 58940), (716, 44205), (842, 37590), (895, 35364), (1074, 29470), (1253, 25260), (1263, 25060), (1684, 18795), (1790, 17682), (2105, 15036), (2148, 14735), (2506, 12630), (2526, 12530), (2685, 11788), (2947, 10740), (3580, 8841), (3759, 8420), (4210, 7518), (5012, 6315), (5052, 6265), (5370, 5894)]