13680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1$

素因数の和:38

約数の個数: 60

約数和(自身を含む): 48360

約数和(自身を除く): 34680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680]

約数ペア:

[(1, 13680), (2, 6840), (3, 4560), (4, 3420), (5, 2736), (6, 2280), (8, 1710), (9, 1520), (10, 1368), (12, 1140), (15, 912), (16, 855), (18, 760), (19, 720), (20, 684), (24, 570), (30, 456), (36, 380), (38, 360), (40, 342), (45, 304), (48, 285), (57, 240), (60, 228), (72, 190), (76, 180), (80, 171), (90, 152), (95, 144), (114, 120)]