201768560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{631}}^1$

素因数の和:1222

約数の個数: 80

約数和(自身を含む): 537917952

約数和(自身を除く): 336149392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 571, 631, 1142, 1262, 2284, 2524, 2855, 3155, 3997, 4417, 4568, 5048, 5710, 6310, 7994, 8834, 9136, 10096, 11420, 12620, 15988, 17668, 19985, 22085, 22840, 25240, 31976, 35336, 39970, 44170, 45680, 50480, 63952, 70672, 79940, 88340, 159880, 176680, 319760, 353360, 360301, 720602, 1441204, 1801505, 2522107, 2882408, 3603010, 5044214, 5764816, 7206020, 10088428, 12610535, 14412040, 20176856, 25221070, 28824080, 40353712, 50442140, 100884280, 201768560]

約数ペア:

[(1, 201768560), (2, 100884280), (4, 50442140), (5, 40353712), (7, 28824080), (8, 25221070), (10, 20176856), (14, 14412040), (16, 12610535), (20, 10088428), (28, 7206020), (35, 5764816), (40, 5044214), (56, 3603010), (70, 2882408), (80, 2522107), (112, 1801505), (140, 1441204), (280, 720602), (560, 360301), (571, 353360), (631, 319760), (1142, 176680), (1262, 159880), (2284, 88340), (2524, 79940), (2855, 70672), (3155, 63952), (3997, 50480), (4417, 45680), (4568, 44170), (5048, 39970), (5710, 35336), (6310, 31976), (7994, 25240), (8834, 22840), (9136, 22085), (10096, 19985), (11420, 17668), (12620, 15988)]