56121240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{941}}^1$

素因数の和:1033

約数の個数: 128

約数和(自身を含む): 195333120

約数和(自身を除く): 139211880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 941, 994, 1065, 1420, 1491, 1704, 1882, 1988, 2130, 2485, 2823, 2840, 2982, 3764, 3976, 4260, 4705, 4970, 5646, 5964, 6587, 7455, 7528, 8520, 9410, 9940, 11292, 11928, 13174, 14115, 14910, 18820, 19761, 19880, 22584, 26348, 28230, 29820, 32935, 37640, 39522, 52696, 56460, 59640, 65870, 66811, 79044, 98805, 112920, 131740, 133622, 158088, 197610, 200433, 263480, 267244, 334055, 395220, 400866, 467677, 534488, 668110, 790440, 801732, 935354, 1002165, 1336220, 1403031, 1603464, 1870708, 2004330, 2338385, 2672440, 2806062, 3741416, 4008660, 4676770, 5612124, 7015155, 8017320, 9353540, 11224248, 14030310, 18707080, 28060620, 56121240]

約数ペア:

[(1, 56121240), (2, 28060620), (3, 18707080), (4, 14030310), (5, 11224248), (6, 9353540), (7, 8017320), (8, 7015155), (10, 5612124), (12, 4676770), (14, 4008660), (15, 3741416), (20, 2806062), (21, 2672440), (24, 2338385), (28, 2004330), (30, 1870708), (35, 1603464), (40, 1403031), (42, 1336220), (56, 1002165), (60, 935354), (70, 801732), (71, 790440), (84, 668110), (105, 534488), (120, 467677), (140, 400866), (142, 395220), (168, 334055), (210, 267244), (213, 263480), (280, 200433), (284, 197610), (355, 158088), (420, 133622), (426, 131740), (497, 112920), (568, 98805), (710, 79044), (840, 66811), (852, 65870), (941, 59640), (994, 56460), (1065, 52696), (1420, 39522), (1491, 37640), (1704, 32935), (1882, 29820), (1988, 28230), (2130, 26348), (2485, 22584), (2823, 19880), (2840, 19761), (2982, 18820), (3764, 14910), (3976, 14115), (4260, 13174), (4705, 11928), (4970, 11292), (5646, 9940), (5964, 9410), (6587, 8520), (7455, 7528)]