619140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 1838592

約数和(自身を除く): 1219452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 607, 1020, 1214, 1821, 2428, 3035, 3642, 6070, 7284, 9105, 10319, 12140, 18210, 20638, 30957, 36420, 41276, 51595, 61914, 103190, 123828, 154785, 206380, 309570, 619140]

約数ペア:

[(1, 619140), (2, 309570), (3, 206380), (4, 154785), (5, 123828), (6, 103190), (10, 61914), (12, 51595), (15, 41276), (17, 36420), (20, 30957), (30, 20638), (34, 18210), (51, 12140), (60, 10319), (68, 9105), (85, 7284), (102, 6070), (170, 3642), (204, 3035), (255, 2428), (340, 1821), (510, 1214), (607, 1020)]