778282920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{2161897}}^1$

素因数の和:2161914

約数の個数: 48

約数和(自身を含む): 2529420660

約数和(自身を除く): 1751137740

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, 2161897, 4323794, 6485691, 8647588, 10809485, 12971382, 17295176, 19457073, 21618970, 25942764, 32428455, 38914146, 43237940, 51885528, 64856910, 77828292, 86475880, 97285365, 129713820, 155656584, 194570730, 259427640, 389141460, 778282920]

約数ペア:

[(1, 778282920), (2, 389141460), (3, 259427640), (4, 194570730), (5, 155656584), (6, 129713820), (8, 97285365), (9, 86475880), (10, 77828292), (12, 64856910), (15, 51885528), (18, 43237940), (20, 38914146), (24, 32428455), (30, 25942764), (36, 21618970), (40, 19457073), (45, 17295176), (60, 12971382), (72, 10809485), (90, 8647588), (120, 6485691), (180, 4323794), (360, 2161897)]