259515760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:543

約数の個数: 120

約数和(自身を含む): 707365440

約数和(自身を除く): 447849680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 239, 245, 277, 280, 392, 478, 490, 554, 560, 784, 956, 980, 1108, 1195, 1385, 1673, 1912, 1939, 1960, 2216, 2390, 2770, 3346, 3824, 3878, 3920, 4432, 4780, 5540, 6692, 7756, 8365, 9560, 9695, 11080, 11711, 13384, 13573, 15512, 16730, 19120, 19390, 22160, 23422, 26768, 27146, 31024, 33460, 38780, 46844, 54292, 58555, 66203, 66920, 67865, 77560, 93688, 108584, 117110, 132406, 133840, 135730, 155120, 187376, 217168, 234220, 264812, 271460, 331015, 463421, 468440, 529624, 542920, 662030, 926842, 936880, 1059248, 1085840, 1324060, 1853684, 2317105, 2648120, 3243947, 3707368, 4634210, 5296240, 6487894, 7414736, 9268420, 12975788, 16219735, 18536840, 25951576, 32439470, 37073680, 51903152, 64878940, 129757880, 259515760]

約数ペア:

[(1, 259515760), (2, 129757880), (4, 64878940), (5, 51903152), (7, 37073680), (8, 32439470), (10, 25951576), (14, 18536840), (16, 16219735), (20, 12975788), (28, 9268420), (35, 7414736), (40, 6487894), (49, 5296240), (56, 4634210), (70, 3707368), (80, 3243947), (98, 2648120), (112, 2317105), (140, 1853684), (196, 1324060), (239, 1085840), (245, 1059248), (277, 936880), (280, 926842), (392, 662030), (478, 542920), (490, 529624), (554, 468440), (560, 463421), (784, 331015), (956, 271460), (980, 264812), (1108, 234220), (1195, 217168), (1385, 187376), (1673, 155120), (1912, 135730), (1939, 133840), (1960, 132406), (2216, 117110), (2390, 108584), (2770, 93688), (3346, 77560), (3824, 67865), (3878, 66920), (3920, 66203), (4432, 58555), (4780, 54292), (5540, 46844), (6692, 38780), (7756, 33460), (8365, 31024), (9560, 27146), (9695, 26768), (11080, 23422), (11711, 22160), (13384, 19390), (13573, 19120), (15512, 16730)]