56720880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{78779}}^1$

素因数の和:78798

約数の個数: 60

約数和(自身を含む): 190490040

約数和(自身を除く): 133769160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 78779, 157558, 236337, 315116, 393895, 472674, 630232, 709011, 787790, 945348, 1181685, 1260464, 1418022, 1575580, 1890696, 2363370, 2836044, 3151160, 3545055, 3781392, 4726740, 5672088, 6302320, 7090110, 9453480, 11344176, 14180220, 18906960, 28360440, 56720880]

約数ペア:

[(1, 56720880), (2, 28360440), (3, 18906960), (4, 14180220), (5, 11344176), (6, 9453480), (8, 7090110), (9, 6302320), (10, 5672088), (12, 4726740), (15, 3781392), (16, 3545055), (18, 3151160), (20, 2836044), (24, 2363370), (30, 1890696), (36, 1575580), (40, 1418022), (45, 1260464), (48, 1181685), (60, 945348), (72, 787790), (80, 709011), (90, 630232), (120, 472674), (144, 393895), (180, 315116), (240, 236337), (360, 157558), (720, 78779)]