205749040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:819

約数の個数: 120

約数和(自身を含む): 564874560

約数和(自身を除く): 359125520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 196, 245, 280, 292, 365, 392, 490, 511, 560, 584, 719, 730, 784, 980, 1022, 1168, 1438, 1460, 1960, 2044, 2555, 2876, 2920, 3577, 3595, 3920, 4088, 5033, 5110, 5752, 5840, 7154, 7190, 8176, 10066, 10220, 11504, 14308, 14380, 17885, 20132, 20440, 25165, 28616, 28760, 35231, 35770, 40264, 40880, 50330, 52487, 57232, 57520, 70462, 71540, 80528, 100660, 104974, 140924, 143080, 176155, 201320, 209948, 262435, 281848, 286160, 352310, 367409, 402640, 419896, 524870, 563696, 704620, 734818, 839792, 1049740, 1409240, 1469636, 1837045, 2099480, 2571863, 2818480, 2939272, 3674090, 4198960, 5143726, 5878544, 7348180, 10287452, 12859315, 14696360, 20574904, 25718630, 29392720, 41149808, 51437260, 102874520, 205749040]

約数ペア:

[(1, 205749040), (2, 102874520), (4, 51437260), (5, 41149808), (7, 29392720), (8, 25718630), (10, 20574904), (14, 14696360), (16, 12859315), (20, 10287452), (28, 7348180), (35, 5878544), (40, 5143726), (49, 4198960), (56, 3674090), (70, 2939272), (73, 2818480), (80, 2571863), (98, 2099480), (112, 1837045), (140, 1469636), (146, 1409240), (196, 1049740), (245, 839792), (280, 734818), (292, 704620), (365, 563696), (392, 524870), (490, 419896), (511, 402640), (560, 367409), (584, 352310), (719, 286160), (730, 281848), (784, 262435), (980, 209948), (1022, 201320), (1168, 176155), (1438, 143080), (1460, 140924), (1960, 104974), (2044, 100660), (2555, 80528), (2876, 71540), (2920, 70462), (3577, 57520), (3595, 57232), (3920, 52487), (4088, 50330), (5033, 40880), (5110, 40264), (5752, 35770), (5840, 35231), (7154, 28760), (7190, 28616), (8176, 25165), (10066, 20440), (10220, 20132), (11504, 17885), (14308, 14380)]