157842160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{541}}^1$

素因数の和:1082

約数の個数: 80

約数和(自身を含む): 420990912

約数和(自身を除く): 263148752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 521, 541, 560, 1042, 1082, 2084, 2164, 2605, 2705, 3647, 3787, 4168, 4328, 5210, 5410, 7294, 7574, 8336, 8656, 10420, 10820, 14588, 15148, 18235, 18935, 20840, 21640, 29176, 30296, 36470, 37870, 41680, 43280, 58352, 60592, 72940, 75740, 145880, 151480, 281861, 291760, 302960, 563722, 1127444, 1409305, 1973027, 2254888, 2818610, 3946054, 4509776, 5637220, 7892108, 9865135, 11274440, 15784216, 19730270, 22548880, 31568432, 39460540, 78921080, 157842160]

約数ペア:

[(1, 157842160), (2, 78921080), (4, 39460540), (5, 31568432), (7, 22548880), (8, 19730270), (10, 15784216), (14, 11274440), (16, 9865135), (20, 7892108), (28, 5637220), (35, 4509776), (40, 3946054), (56, 2818610), (70, 2254888), (80, 1973027), (112, 1409305), (140, 1127444), (280, 563722), (521, 302960), (541, 291760), (560, 281861), (1042, 151480), (1082, 145880), (2084, 75740), (2164, 72940), (2605, 60592), (2705, 58352), (3647, 43280), (3787, 41680), (4168, 37870), (4328, 36470), (5210, 30296), (5410, 29176), (7294, 21640), (7574, 20840), (8336, 18935), (8656, 18235), (10420, 15148), (10820, 14588)]