163438020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{302663}}^1$

素因数の和:302681

約数の個数: 48

約数和(自身を含む): 508475520

約数和(自身を除く): 345037500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 302663, 605326, 907989, 1210652, 1513315, 1815978, 2723967, 3026630, 3631956, 4539945, 5447934, 6053260, 8171901, 9079890, 10895868, 13619835, 16343802, 18159780, 27239670, 32687604, 40859505, 54479340, 81719010, 163438020]

約数ペア:

[(1, 163438020), (2, 81719010), (3, 54479340), (4, 40859505), (5, 32687604), (6, 27239670), (9, 18159780), (10, 16343802), (12, 13619835), (15, 10895868), (18, 9079890), (20, 8171901), (27, 6053260), (30, 5447934), (36, 4539945), (45, 3631956), (54, 3026630), (60, 2723967), (90, 1815978), (108, 1513315), (135, 1210652), (180, 907989), (270, 605326), (540, 302663)]