2560322640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1973}}^1\times {\mathrm{5407}}^1$

素因数の和:7396

約数の個数: 80

約数和(自身を含む): 7942491648

約数和(自身を除く): 5382169008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1973, 3946, 5407, 5919, 7892, 9865, 10814, 11838, 15784, 16221, 19730, 21628, 23676, 27035, 29595, 31568, 32442, 39460, 43256, 47352, 54070, 59190, 64884, 78920, 81105, 86512, 94704, 108140, 118380, 129768, 157840, 162210, 216280, 236760, 259536, 324420, 432560, 473520, 648840, 1297680, 10668011, 21336022, 32004033, 42672044, 53340055, 64008066, 85344088, 106680110, 128016132, 160020165, 170688176, 213360220, 256032264, 320040330, 426720440, 512064528, 640080660, 853440880, 1280161320, 2560322640]

約数ペア:

[(1, 2560322640), (2, 1280161320), (3, 853440880), (4, 640080660), (5, 512064528), (6, 426720440), (8, 320040330), (10, 256032264), (12, 213360220), (15, 170688176), (16, 160020165), (20, 128016132), (24, 106680110), (30, 85344088), (40, 64008066), (48, 53340055), (60, 42672044), (80, 32004033), (120, 21336022), (240, 10668011), (1973, 1297680), (3946, 648840), (5407, 473520), (5919, 432560), (7892, 324420), (9865, 259536), (10814, 236760), (11838, 216280), (15784, 162210), (16221, 157840), (19730, 129768), (21628, 118380), (23676, 108140), (27035, 94704), (29595, 86512), (31568, 81105), (32442, 78920), (39460, 64884), (43256, 59190), (47352, 54070)]