221292800

素因数分解:

$2^8\times 5^2\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:584

約数の個数: 108

約数和(自身を含む): 556589376

約数和(自身を除く): 335296576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 128, 142, 160, 200, 256, 284, 320, 355, 400, 487, 568, 640, 710, 800, 974, 1136, 1280, 1420, 1600, 1775, 1948, 2272, 2435, 2840, 3200, 3550, 3896, 4544, 4870, 5680, 6400, 7100, 7792, 9088, 9740, 11360, 12175, 14200, 15584, 18176, 19480, 22720, 24350, 28400, 31168, 34577, 38960, 45440, 48700, 56800, 62336, 69154, 77920, 90880, 97400, 113600, 124672, 138308, 155840, 172885, 194800, 227200, 276616, 311680, 345770, 389600, 454400, 553232, 623360, 691540, 779200, 864425, 1106464, 1383080, 1558400, 1728850, 2212928, 2766160, 3116800, 3457700, 4425856, 5532320, 6915400, 8851712, 11064640, 13830800, 22129280, 27661600, 44258560, 55323200, 110646400, 221292800]

約数ペア:

[(1, 221292800), (2, 110646400), (4, 55323200), (5, 44258560), (8, 27661600), (10, 22129280), (16, 13830800), (20, 11064640), (25, 8851712), (32, 6915400), (40, 5532320), (50, 4425856), (64, 3457700), (71, 3116800), (80, 2766160), (100, 2212928), (128, 1728850), (142, 1558400), (160, 1383080), (200, 1106464), (256, 864425), (284, 779200), (320, 691540), (355, 623360), (400, 553232), (487, 454400), (568, 389600), (640, 345770), (710, 311680), (800, 276616), (974, 227200), (1136, 194800), (1280, 172885), (1420, 155840), (1600, 138308), (1775, 124672), (1948, 113600), (2272, 97400), (2435, 90880), (2840, 77920), (3200, 69154), (3550, 62336), (3896, 56800), (4544, 48700), (4870, 45440), (5680, 38960), (6400, 34577), (7100, 31168), (7792, 28400), (9088, 24350), (9740, 22720), (11360, 19480), (12175, 18176), (14200, 15584)]