215965920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{449929}}^1$

素因数の和:449947

約数の個数: 48

約数和(自身を含む): 680294160

約数和(自身を除く): 464328240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 449929, 899858, 1349787, 1799716, 2249645, 2699574, 3599432, 4499290, 5399148, 6748935, 7198864, 8998580, 10798296, 13497870, 14397728, 17997160, 21596592, 26995740, 35994320, 43193184, 53991480, 71988640, 107982960, 215965920]

約数ペア:

[(1, 215965920), (2, 107982960), (3, 71988640), (4, 53991480), (5, 43193184), (6, 35994320), (8, 26995740), (10, 21596592), (12, 17997160), (15, 14397728), (16, 13497870), (20, 10798296), (24, 8998580), (30, 7198864), (32, 6748935), (40, 5399148), (48, 4499290), (60, 3599432), (80, 2699574), (96, 2249645), (120, 1799716), (160, 1349787), (240, 899858), (480, 449929)]