18219120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{75913}}^1$

素因数の和:75929

約数の個数: 40

約数和(自身を含む): 56480016

約数和(自身を除く): 38260896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 75913, 151826, 227739, 303652, 379565, 455478, 607304, 759130, 910956, 1138695, 1214608, 1518260, 1821912, 2277390, 3036520, 3643824, 4554780, 6073040, 9109560, 18219120]

約数ペア:

[(1, 18219120), (2, 9109560), (3, 6073040), (4, 4554780), (5, 3643824), (6, 3036520), (8, 2277390), (10, 1821912), (12, 1518260), (15, 1214608), (16, 1138695), (20, 910956), (24, 759130), (30, 607304), (40, 455478), (48, 379565), (60, 303652), (80, 227739), (120, 151826), (240, 75913)]