28976760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{80491}}^1$

素因数の和:80508

約数の個数: 48

約数和(自身を含む): 94175640

約数和(自身を除く): 65198880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 80491, 160982, 241473, 321964, 402455, 482946, 643928, 724419, 804910, 965892, 1207365, 1448838, 1609820, 1931784, 2414730, 2897676, 3219640, 3622095, 4829460, 5795352, 7244190, 9658920, 14488380, 28976760]

約数ペア:

[(1, 28976760), (2, 14488380), (3, 9658920), (4, 7244190), (5, 5795352), (6, 4829460), (8, 3622095), (9, 3219640), (10, 2897676), (12, 2414730), (15, 1931784), (18, 1609820), (20, 1448838), (24, 1207365), (30, 965892), (36, 804910), (40, 724419), (45, 643928), (60, 482946), (72, 402455), (90, 321964), (120, 241473), (180, 160982), (360, 80491)]