1488576880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{499}}^1\times {\mathrm{761}}^1$

素因数の和:1287

約数の個数: 120

約数和(自身を含む): 4039362000

約数和(自身を除く): 2550785120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 499, 560, 761, 784, 980, 998, 1522, 1960, 1996, 2495, 3044, 3493, 3805, 3920, 3992, 4990, 5327, 6088, 6986, 7610, 7984, 9980, 10654, 12176, 13972, 15220, 17465, 19960, 21308, 24451, 26635, 27944, 30440, 34930, 37289, 39920, 42616, 48902, 53270, 55888, 60880, 69860, 74578, 85232, 97804, 106540, 122255, 139720, 149156, 186445, 195608, 213080, 244510, 279440, 298312, 372890, 379739, 391216, 426160, 489020, 596624, 745780, 759478, 978040, 1491560, 1518956, 1898695, 1956080, 2658173, 2983120, 3037912, 3797390, 5316346, 6075824, 7594780, 10632692, 13290865, 15189560, 18607211, 21265384, 26581730, 30379120, 37214422, 42530768, 53163460, 74428844, 93036055, 106326920, 148857688, 186072110, 212653840, 297715376, 372144220, 744288440, 1488576880]

約数ペア:

[(1, 1488576880), (2, 744288440), (4, 372144220), (5, 297715376), (7, 212653840), (8, 186072110), (10, 148857688), (14, 106326920), (16, 93036055), (20, 74428844), (28, 53163460), (35, 42530768), (40, 37214422), (49, 30379120), (56, 26581730), (70, 21265384), (80, 18607211), (98, 15189560), (112, 13290865), (140, 10632692), (196, 7594780), (245, 6075824), (280, 5316346), (392, 3797390), (490, 3037912), (499, 2983120), (560, 2658173), (761, 1956080), (784, 1898695), (980, 1518956), (998, 1491560), (1522, 978040), (1960, 759478), (1996, 745780), (2495, 596624), (3044, 489020), (3493, 426160), (3805, 391216), (3920, 379739), (3992, 372890), (4990, 298312), (5327, 279440), (6088, 244510), (6986, 213080), (7610, 195608), (7984, 186445), (9980, 149156), (10654, 139720), (12176, 122255), (13972, 106540), (15220, 97804), (17465, 85232), (19960, 74578), (21308, 69860), (24451, 60880), (26635, 55888), (27944, 53270), (30440, 48902), (34930, 42616), (37289, 39920)]