217879900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10733}}^1$

素因数の和:10783

約数の個数: 72

約数和(自身を含む): 559026720

約数和(自身を除く): 341146820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 1015, 1450, 2030, 2900, 4060, 5075, 10150, 10733, 20300, 21466, 42932, 53665, 75131, 107330, 150262, 214660, 268325, 300524, 311257, 375655, 536650, 622514, 751310, 1073300, 1245028, 1502620, 1556285, 1878275, 2178799, 3112570, 3756550, 4357598, 6225140, 7513100, 7781425, 8715196, 10893995, 15562850, 21787990, 31125700, 43575980, 54469975, 108939950, 217879900]

約数ペア:

[(1, 217879900), (2, 108939950), (4, 54469975), (5, 43575980), (7, 31125700), (10, 21787990), (14, 15562850), (20, 10893995), (25, 8715196), (28, 7781425), (29, 7513100), (35, 6225140), (50, 4357598), (58, 3756550), (70, 3112570), (100, 2178799), (116, 1878275), (140, 1556285), (145, 1502620), (175, 1245028), (203, 1073300), (290, 751310), (350, 622514), (406, 536650), (580, 375655), (700, 311257), (725, 300524), (812, 268325), (1015, 214660), (1450, 150262), (2030, 107330), (2900, 75131), (4060, 53665), (5075, 42932), (10150, 21466), (10733, 20300)]