439858980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{222151}}^1$

素因数の和:222177

約数の個数: 72

約数和(自身を含む): 1455539904

約数和(自身を除く): 1015680924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 222151, 444302, 666453, 888604, 1110755, 1332906, 1999359, 2221510, 2443661, 2665812, 3332265, 3998718, 4443020, 4887322, 6664530, 7330983, 7997436, 9774644, 9996795, 12218305, 13329060, 14661966, 19993590, 21992949, 24436610, 29323932, 36654915, 39987180, 43985898, 48873220, 73309830, 87971796, 109964745, 146619660, 219929490, 439858980]

約数ペア:

[(1, 439858980), (2, 219929490), (3, 146619660), (4, 109964745), (5, 87971796), (6, 73309830), (9, 48873220), (10, 43985898), (11, 39987180), (12, 36654915), (15, 29323932), (18, 24436610), (20, 21992949), (22, 19993590), (30, 14661966), (33, 13329060), (36, 12218305), (44, 9996795), (45, 9774644), (55, 7997436), (60, 7330983), (66, 6664530), (90, 4887322), (99, 4443020), (110, 3998718), (132, 3332265), (165, 2665812), (180, 2443661), (198, 2221510), (220, 1999359), (330, 1332906), (396, 1110755), (495, 888604), (660, 666453), (990, 444302), (1980, 222151)]