221487600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{379}}^1\times {\mathrm{487}}^1$

素因数の和:887

約数の個数: 120

約数和(自身を含む): 712831360

約数和(自身を除く): 491343760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 379, 400, 487, 600, 758, 974, 1137, 1200, 1461, 1516, 1895, 1948, 2274, 2435, 2922, 3032, 3790, 3896, 4548, 4870, 5685, 5844, 6064, 7305, 7580, 7792, 9096, 9475, 9740, 11370, 11688, 12175, 14610, 15160, 18192, 18950, 19480, 22740, 23376, 24350, 28425, 29220, 30320, 36525, 37900, 38960, 45480, 48700, 56850, 58440, 73050, 75800, 90960, 97400, 113700, 116880, 146100, 151600, 184573, 194800, 227400, 292200, 369146, 454800, 553719, 584400, 738292, 922865, 1107438, 1476584, 1845730, 2214876, 2768595, 2953168, 3691460, 4429752, 4614325, 5537190, 7382920, 8859504, 9228650, 11074380, 13842975, 14765840, 18457300, 22148760, 27685950, 36914600, 44297520, 55371900, 73829200, 110743800, 221487600]

約数ペア:

[(1, 221487600), (2, 110743800), (3, 73829200), (4, 55371900), (5, 44297520), (6, 36914600), (8, 27685950), (10, 22148760), (12, 18457300), (15, 14765840), (16, 13842975), (20, 11074380), (24, 9228650), (25, 8859504), (30, 7382920), (40, 5537190), (48, 4614325), (50, 4429752), (60, 3691460), (75, 2953168), (80, 2768595), (100, 2214876), (120, 1845730), (150, 1476584), (200, 1107438), (240, 922865), (300, 738292), (379, 584400), (400, 553719), (487, 454800), (600, 369146), (758, 292200), (974, 227400), (1137, 194800), (1200, 184573), (1461, 151600), (1516, 146100), (1895, 116880), (1948, 113700), (2274, 97400), (2435, 90960), (2922, 75800), (3032, 73050), (3790, 58440), (3896, 56850), (4548, 48700), (4870, 45480), (5685, 38960), (5844, 37900), (6064, 36525), (7305, 30320), (7580, 29220), (7792, 28425), (9096, 24350), (9475, 23376), (9740, 22740), (11370, 19480), (11688, 18950), (12175, 18192), (14610, 15160)]