268299920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2647}}^1$

素因数の和:2848

約数の個数: 80

約数和(自身を含む): 717120768

約数和(自身を除く): 448820848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 181, 280, 362, 560, 724, 905, 1267, 1448, 1810, 2534, 2647, 2896, 3620, 5068, 5294, 6335, 7240, 10136, 10588, 12670, 13235, 14480, 18529, 20272, 21176, 25340, 26470, 37058, 42352, 50680, 52940, 74116, 92645, 101360, 105880, 148232, 185290, 211760, 296464, 370580, 479107, 741160, 958214, 1482320, 1916428, 2395535, 3353749, 3832856, 4791070, 6707498, 7665712, 9582140, 13414996, 16768745, 19164280, 26829992, 33537490, 38328560, 53659984, 67074980, 134149960, 268299920]

約数ペア:

[(1, 268299920), (2, 134149960), (4, 67074980), (5, 53659984), (7, 38328560), (8, 33537490), (10, 26829992), (14, 19164280), (16, 16768745), (20, 13414996), (28, 9582140), (35, 7665712), (40, 6707498), (56, 4791070), (70, 3832856), (80, 3353749), (112, 2395535), (140, 1916428), (181, 1482320), (280, 958214), (362, 741160), (560, 479107), (724, 370580), (905, 296464), (1267, 211760), (1448, 185290), (1810, 148232), (2534, 105880), (2647, 101360), (2896, 92645), (3620, 74116), (5068, 52940), (5294, 50680), (6335, 42352), (7240, 37058), (10136, 26470), (10588, 25340), (12670, 21176), (13235, 20272), (14480, 18529)]