157212944

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:640

約数の個数: 80

約数和(自身を含む): 364560000

約数和(自身を除く): 207347056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 97, 112, 116, 194, 203, 232, 388, 406, 464, 499, 679, 776, 812, 998, 1358, 1552, 1624, 1996, 2716, 2813, 3248, 3493, 3992, 5432, 5626, 6986, 7984, 10864, 11252, 13972, 14471, 19691, 22504, 27944, 28942, 39382, 45008, 48403, 55888, 57884, 78764, 96806, 101297, 115768, 157528, 193612, 202594, 231536, 315056, 338821, 387224, 405188, 677642, 774448, 810376, 1355284, 1403687, 1620752, 2710568, 2807374, 5421136, 5614748, 9825809, 11229496, 19651618, 22458992, 39303236, 78606472, 157212944]

約数ペア:

[(1, 157212944), (2, 78606472), (4, 39303236), (7, 22458992), (8, 19651618), (14, 11229496), (16, 9825809), (28, 5614748), (29, 5421136), (56, 2807374), (58, 2710568), (97, 1620752), (112, 1403687), (116, 1355284), (194, 810376), (203, 774448), (232, 677642), (388, 405188), (406, 387224), (464, 338821), (499, 315056), (679, 231536), (776, 202594), (812, 193612), (998, 157528), (1358, 115768), (1552, 101297), (1624, 96806), (1996, 78764), (2716, 57884), (2813, 55888), (3248, 48403), (3493, 45008), (3992, 39382), (5432, 28942), (5626, 27944), (6986, 22504), (7984, 19691), (10864, 14471), (11252, 13972)]