247985820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{459233}}^1$

素因数の和:459251

約数の個数: 48

約数和(自身を含む): 771513120

約数和(自身を除く): 523527300

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, 459233, 918466, 1377699, 1836932, 2296165, 2755398, 4133097, 4592330, 5510796, 6888495, 8266194, 9184660, 12399291, 13776990, 16532388, 20665485, 24798582, 27553980, 41330970, 49597164, 61996455, 82661940, 123992910, 247985820]

約数ペア:

[(1, 247985820), (2, 123992910), (3, 82661940), (4, 61996455), (5, 49597164), (6, 41330970), (9, 27553980), (10, 24798582), (12, 20665485), (15, 16532388), (18, 13776990), (20, 12399291), (27, 9184660), (30, 8266194), (36, 6888495), (45, 5510796), (54, 4592330), (60, 4133097), (90, 2755398), (108, 2296165), (135, 1836932), (180, 1377699), (270, 918466), (540, 459233)]