231189280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{206419}}^1$

素因数の和:206441

約数の個数: 48

約数和(自身を含む): 624214080

約数和(自身を除く): 393024800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 206419, 412838, 825676, 1032095, 1444933, 1651352, 2064190, 2889866, 3302704, 4128380, 5779732, 6605408, 7224665, 8256760, 11559464, 14449330, 16513520, 23118928, 28898660, 33027040, 46237856, 57797320, 115594640, 231189280]

約数ペア:

[(1, 231189280), (2, 115594640), (4, 57797320), (5, 46237856), (7, 33027040), (8, 28898660), (10, 23118928), (14, 16513520), (16, 14449330), (20, 11559464), (28, 8256760), (32, 7224665), (35, 6605408), (40, 5779732), (56, 4128380), (70, 3302704), (80, 2889866), (112, 2064190), (140, 1651352), (160, 1444933), (224, 1032095), (280, 825676), (560, 412838), (1120, 206419)]