289314540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{2267}}^1$

素因数の和:2991

約数の個数: 72

約数和(自身を含む): 879212880

約数和(自身を除く): 589898340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 709, 1418, 2127, 2267, 2836, 3545, 4254, 4534, 6381, 6801, 7090, 8508, 9068, 10635, 11335, 12762, 13602, 14180, 20403, 21270, 22670, 25524, 27204, 31905, 34005, 40806, 42540, 45340, 63810, 68010, 81612, 102015, 127620, 136020, 204030, 408060, 1607303, 3214606, 4821909, 6429212, 8036515, 9643818, 14465727, 16073030, 19287636, 24109545, 28931454, 32146060, 48219090, 57862908, 72328635, 96438180, 144657270, 289314540]

約数ペア:

[(1, 289314540), (2, 144657270), (3, 96438180), (4, 72328635), (5, 57862908), (6, 48219090), (9, 32146060), (10, 28931454), (12, 24109545), (15, 19287636), (18, 16073030), (20, 14465727), (30, 9643818), (36, 8036515), (45, 6429212), (60, 4821909), (90, 3214606), (180, 1607303), (709, 408060), (1418, 204030), (2127, 136020), (2267, 127620), (2836, 102015), (3545, 81612), (4254, 68010), (4534, 63810), (6381, 45340), (6801, 42540), (7090, 40806), (8508, 34005), (9068, 31905), (10635, 27204), (11335, 25524), (12762, 22670), (13602, 21270), (14180, 20403)]