625380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1489}}^1$

素因数の和:1508

約数の個数: 48

約数和(自身を含む): 2002560

約数和(自身を除く): 1377180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1489, 2978, 4467, 5956, 7445, 8934, 10423, 14890, 17868, 20846, 22335, 29780, 31269, 41692, 44670, 52115, 62538, 89340, 104230, 125076, 156345, 208460, 312690, 625380]

約数ペア:

[(1, 625380), (2, 312690), (3, 208460), (4, 156345), (5, 125076), (6, 104230), (7, 89340), (10, 62538), (12, 52115), (14, 44670), (15, 41692), (20, 31269), (21, 29780), (28, 22335), (30, 20846), (35, 17868), (42, 14890), (60, 10423), (70, 8934), (84, 7445), (105, 5956), (140, 4467), (210, 2978), (420, 1489)]