280659840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1151}}^1$

素因数の和:1300

約数の個数: 128

約数和(自身を含む): 902430720

約数和(自身を除く): 621770880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 960, 1016, 1151, 1270, 1524, 1905, 1920, 2032, 2302, 2540, 3048, 3453, 3810, 4064, 4604, 5080, 5755, 6096, 6906, 7620, 8128, 9208, 10160, 11510, 12192, 13812, 15240, 16256, 17265, 18416, 20320, 23020, 24384, 27624, 30480, 34530, 36832, 40640, 46040, 48768, 55248, 60960, 69060, 73664, 81280, 92080, 110496, 121920, 138120, 146177, 147328, 184160, 220992, 243840, 276240, 292354, 368320, 438531, 441984, 552480, 584708, 730885, 736640, 877062, 1104960, 1169416, 1461770, 1754124, 2192655, 2209920, 2338832, 2923540, 3508248, 4385310, 4677664, 5847080, 7016496, 8770620, 9355328, 11694160, 14032992, 17541240, 18710656, 23388320, 28065984, 35082480, 46776640, 56131968, 70164960, 93553280, 140329920, 280659840]

約数ペア:

[(1, 280659840), (2, 140329920), (3, 93553280), (4, 70164960), (5, 56131968), (6, 46776640), (8, 35082480), (10, 28065984), (12, 23388320), (15, 18710656), (16, 17541240), (20, 14032992), (24, 11694160), (30, 9355328), (32, 8770620), (40, 7016496), (48, 5847080), (60, 4677664), (64, 4385310), (80, 3508248), (96, 2923540), (120, 2338832), (127, 2209920), (128, 2192655), (160, 1754124), (192, 1461770), (240, 1169416), (254, 1104960), (320, 877062), (381, 736640), (384, 730885), (480, 584708), (508, 552480), (635, 441984), (640, 438531), (762, 368320), (960, 292354), (1016, 276240), (1151, 243840), (1270, 220992), (1524, 184160), (1905, 147328), (1920, 146177), (2032, 138120), (2302, 121920), (2540, 110496), (3048, 92080), (3453, 81280), (3810, 73664), (4064, 69060), (4604, 60960), (5080, 55248), (5755, 48768), (6096, 46040), (6906, 40640), (7620, 36832), (8128, 34530), (9208, 30480), (10160, 27624), (11510, 24384), (12192, 23020), (13812, 20320), (15240, 18416), (16256, 17265)]