31358460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 101122560

約数和(自身を除く): 69764100

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, 197, 210, 379, 394, 420, 591, 758, 788, 985, 1137, 1182, 1379, 1516, 1895, 1970, 2274, 2364, 2653, 2758, 2955, 3790, 3940, 4137, 4548, 5306, 5516, 5685, 5910, 6895, 7580, 7959, 8274, 10612, 11370, 11820, 13265, 13790, 15918, 16548, 20685, 22740, 26530, 27580, 31836, 39795, 41370, 53060, 74663, 79590, 82740, 149326, 159180, 223989, 298652, 373315, 447978, 522641, 746630, 895956, 1045282, 1119945, 1493260, 1567923, 2090564, 2239890, 2613205, 3135846, 4479780, 5226410, 6271692, 7839615, 10452820, 15679230, 31358460]

約数ペア:

[(1, 31358460), (2, 15679230), (3, 10452820), (4, 7839615), (5, 6271692), (6, 5226410), (7, 4479780), (10, 3135846), (12, 2613205), (14, 2239890), (15, 2090564), (20, 1567923), (21, 1493260), (28, 1119945), (30, 1045282), (35, 895956), (42, 746630), (60, 522641), (70, 447978), (84, 373315), (105, 298652), (140, 223989), (197, 159180), (210, 149326), (379, 82740), (394, 79590), (420, 74663), (591, 53060), (758, 41370), (788, 39795), (985, 31836), (1137, 27580), (1182, 26530), (1379, 22740), (1516, 20685), (1895, 16548), (1970, 15918), (2274, 13790), (2364, 13265), (2653, 11820), (2758, 11370), (2955, 10612), (3790, 8274), (3940, 7959), (4137, 7580), (4548, 6895), (5306, 5910), (5516, 5685)]