222349820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{144383}}^1$

素因数の和:144410

約数の個数: 48

約数和(自身を含む): 582156288

約数和(自身を除く): 359806468

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 144383, 288766, 577532, 721915, 1010681, 1443830, 1588213, 2021362, 2887660, 3176426, 4042724, 5053405, 6352852, 7941065, 10106810, 11117491, 15882130, 20213620, 22234982, 31764260, 44469964, 55587455, 111174910, 222349820]

約数ペア:

[(1, 222349820), (2, 111174910), (4, 55587455), (5, 44469964), (7, 31764260), (10, 22234982), (11, 20213620), (14, 15882130), (20, 11117491), (22, 10106810), (28, 7941065), (35, 6352852), (44, 5053405), (55, 4042724), (70, 3176426), (77, 2887660), (110, 2021362), (140, 1588213), (154, 1443830), (220, 1010681), (308, 721915), (385, 577532), (770, 288766), (1540, 144383)]