51536880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2359

約数の個数: 120

約数和(自身を含む): 178738560

約数和(自身を除く): 127201680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2309, 2480, 2790, 3720, 4464, 4618, 5580, 6927, 7440, 9236, 11160, 11545, 13854, 18472, 20781, 22320, 23090, 27708, 34635, 36944, 41562, 46180, 55416, 69270, 71579, 83124, 92360, 103905, 110832, 138540, 143158, 166248, 184720, 207810, 214737, 277080, 286316, 332496, 357895, 415620, 429474, 554160, 572632, 644211, 715790, 831240, 858948, 1073685, 1145264, 1288422, 1431580, 1662480, 1717896, 2147370, 2576844, 2863160, 3221055, 3435792, 4294740, 5153688, 5726320, 6442110, 8589480, 10307376, 12884220, 17178960, 25768440, 51536880]

約数ペア:

[(1, 51536880), (2, 25768440), (3, 17178960), (4, 12884220), (5, 10307376), (6, 8589480), (8, 6442110), (9, 5726320), (10, 5153688), (12, 4294740), (15, 3435792), (16, 3221055), (18, 2863160), (20, 2576844), (24, 2147370), (30, 1717896), (31, 1662480), (36, 1431580), (40, 1288422), (45, 1145264), (48, 1073685), (60, 858948), (62, 831240), (72, 715790), (80, 644211), (90, 572632), (93, 554160), (120, 429474), (124, 415620), (144, 357895), (155, 332496), (180, 286316), (186, 277080), (240, 214737), (248, 207810), (279, 184720), (310, 166248), (360, 143158), (372, 138540), (465, 110832), (496, 103905), (558, 92360), (620, 83124), (720, 71579), (744, 69270), (930, 55416), (1116, 46180), (1240, 41562), (1395, 36944), (1488, 34635), (1860, 27708), (2232, 23090), (2309, 22320), (2480, 20781), (2790, 18472), (3720, 13854), (4464, 11545), (4618, 11160), (5580, 9236), (6927, 7440)]