204501920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1163}}^1$

素因数の和:1342

約数の個数: 96

約数和(自身を含む): 556149888

約数和(自身を除く): 351647968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 157, 160, 224, 280, 314, 560, 628, 785, 1099, 1120, 1163, 1256, 1570, 2198, 2326, 2512, 3140, 4396, 4652, 5024, 5495, 5815, 6280, 8141, 8792, 9304, 10990, 11630, 12560, 16282, 17584, 18608, 21980, 23260, 25120, 32564, 35168, 37216, 40705, 43960, 46520, 65128, 81410, 87920, 93040, 130256, 162820, 175840, 182591, 186080, 260512, 325640, 365182, 651280, 730364, 912955, 1278137, 1302560, 1460728, 1825910, 2556274, 2921456, 3651820, 5112548, 5842912, 6390685, 7303640, 10225096, 12781370, 14607280, 20450192, 25562740, 29214560, 40900384, 51125480, 102250960, 204501920]

約数ペア:

[(1, 204501920), (2, 102250960), (4, 51125480), (5, 40900384), (7, 29214560), (8, 25562740), (10, 20450192), (14, 14607280), (16, 12781370), (20, 10225096), (28, 7303640), (32, 6390685), (35, 5842912), (40, 5112548), (56, 3651820), (70, 2921456), (80, 2556274), (112, 1825910), (140, 1460728), (157, 1302560), (160, 1278137), (224, 912955), (280, 730364), (314, 651280), (560, 365182), (628, 325640), (785, 260512), (1099, 186080), (1120, 182591), (1163, 175840), (1256, 162820), (1570, 130256), (2198, 93040), (2326, 87920), (2512, 81410), (3140, 65128), (4396, 46520), (4652, 43960), (5024, 40705), (5495, 37216), (5815, 35168), (6280, 32564), (8141, 25120), (8792, 23260), (9304, 21980), (10990, 18608), (11630, 17584), (12560, 16282)]