221739660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{410629}}^1$

素因数の和:410647

約数の個数: 48

約数和(自身を含む): 689858400

約数和(自身を除く): 468118740

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, 410629, 821258, 1231887, 1642516, 2053145, 2463774, 3695661, 4106290, 4927548, 6159435, 7391322, 8212580, 11086983, 12318870, 14782644, 18478305, 22173966, 24637740, 36956610, 44347932, 55434915, 73913220, 110869830, 221739660]

約数ペア:

[(1, 221739660), (2, 110869830), (3, 73913220), (4, 55434915), (5, 44347932), (6, 36956610), (9, 24637740), (10, 22173966), (12, 18478305), (15, 14782644), (18, 12318870), (20, 11086983), (27, 8212580), (30, 7391322), (36, 6159435), (45, 4927548), (54, 4106290), (60, 3695661), (90, 2463774), (108, 2053145), (135, 1642516), (180, 1231887), (270, 821258), (540, 410629)]