921900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{439}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 3055360

約数和(自身を除く): 2133460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 439, 525, 700, 878, 1050, 1317, 1756, 2100, 2195, 2634, 3073, 4390, 5268, 6146, 6585, 8780, 9219, 10975, 12292, 13170, 15365, 18438, 21950, 26340, 30730, 32925, 36876, 43900, 46095, 61460, 65850, 76825, 92190, 131700, 153650, 184380, 230475, 307300, 460950, 921900]

約数ペア:

[(1, 921900), (2, 460950), (3, 307300), (4, 230475), (5, 184380), (6, 153650), (7, 131700), (10, 92190), (12, 76825), (14, 65850), (15, 61460), (20, 46095), (21, 43900), (25, 36876), (28, 32925), (30, 30730), (35, 26340), (42, 21950), (50, 18438), (60, 15365), (70, 13170), (75, 12292), (84, 10975), (100, 9219), (105, 8780), (140, 6585), (150, 6146), (175, 5268), (210, 4390), (300, 3073), (350, 2634), (420, 2195), (439, 2100), (525, 1756), (700, 1317), (878, 1050)]