31221400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:821

約数の個数: 96

約数和(自身を含む): 85932000

約数和(自身を除く): 54710600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 100, 116, 140, 145, 175, 200, 203, 232, 280, 290, 350, 406, 580, 700, 725, 769, 812, 1015, 1160, 1400, 1450, 1538, 1624, 2030, 2900, 3076, 3845, 4060, 5075, 5383, 5800, 6152, 7690, 8120, 10150, 10766, 15380, 19225, 20300, 21532, 22301, 26915, 30760, 38450, 40600, 43064, 44602, 53830, 76900, 89204, 107660, 111505, 134575, 153800, 156107, 178408, 215320, 223010, 269150, 312214, 446020, 538300, 557525, 624428, 780535, 892040, 1076600, 1115050, 1248856, 1561070, 2230100, 3122140, 3902675, 4460200, 6244280, 7805350, 15610700, 31221400]

約数ペア:

[(1, 31221400), (2, 15610700), (4, 7805350), (5, 6244280), (7, 4460200), (8, 3902675), (10, 3122140), (14, 2230100), (20, 1561070), (25, 1248856), (28, 1115050), (29, 1076600), (35, 892040), (40, 780535), (50, 624428), (56, 557525), (58, 538300), (70, 446020), (100, 312214), (116, 269150), (140, 223010), (145, 215320), (175, 178408), (200, 156107), (203, 153800), (232, 134575), (280, 111505), (290, 107660), (350, 89204), (406, 76900), (580, 53830), (700, 44602), (725, 43064), (769, 40600), (812, 38450), (1015, 30760), (1160, 26915), (1400, 22301), (1450, 21532), (1538, 20300), (1624, 19225), (2030, 15380), (2900, 10766), (3076, 10150), (3845, 8120), (4060, 7690), (5075, 6152), (5383, 5800)]