377017720

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 861840000

約数和(自身を除く): 484822280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 239, 349, 452, 478, 565, 698, 904, 956, 1130, 1195, 1396, 1745, 1912, 2260, 2390, 2792, 3490, 4520, 4780, 6980, 9560, 13960, 27007, 39437, 54014, 78874, 83411, 108028, 135035, 157748, 166822, 197185, 216056, 270070, 315496, 333644, 394370, 417055, 540140, 667288, 788740, 834110, 1080280, 1577480, 1668220, 3336440, 9425443, 18850886, 37701772, 47127215, 75403544, 94254430, 188508860, 377017720]

約数ペア:

[(1, 377017720), (2, 188508860), (4, 94254430), (5, 75403544), (8, 47127215), (10, 37701772), (20, 18850886), (40, 9425443), (113, 3336440), (226, 1668220), (239, 1577480), (349, 1080280), (452, 834110), (478, 788740), (565, 667288), (698, 540140), (904, 417055), (956, 394370), (1130, 333644), (1195, 315496), (1396, 270070), (1745, 216056), (1912, 197185), (2260, 166822), (2390, 157748), (2792, 135035), (3490, 108028), (4520, 83411), (4780, 78874), (6980, 54014), (9560, 39437), (13960, 27007)]