219780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:66

約数の個数: 96

約数和(自身を含む): 766080

約数和(自身を除く): 546300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 37, 44, 45, 54, 55, 60, 66, 74, 90, 99, 108, 110, 111, 132, 135, 148, 165, 180, 185, 198, 220, 222, 270, 297, 330, 333, 370, 396, 407, 444, 495, 540, 555, 594, 660, 666, 740, 814, 990, 999, 1110, 1188, 1221, 1332, 1485, 1628, 1665, 1980, 1998, 2035, 2220, 2442, 2970, 3330, 3663, 3996, 4070, 4884, 4995, 5940, 6105, 6660, 7326, 8140, 9990, 10989, 12210, 14652, 18315, 19980, 21978, 24420, 36630, 43956, 54945, 73260, 109890, 219780]

約数ペア:

[(1, 219780), (2, 109890), (3, 73260), (4, 54945), (5, 43956), (6, 36630), (9, 24420), (10, 21978), (11, 19980), (12, 18315), (15, 14652), (18, 12210), (20, 10989), (22, 9990), (27, 8140), (30, 7326), (33, 6660), (36, 6105), (37, 5940), (44, 4995), (45, 4884), (54, 4070), (55, 3996), (60, 3663), (66, 3330), (74, 2970), (90, 2442), (99, 2220), (108, 2035), (110, 1998), (111, 1980), (132, 1665), (135, 1628), (148, 1485), (165, 1332), (180, 1221), (185, 1188), (198, 1110), (220, 999), (222, 990), (270, 814), (297, 740), (330, 666), (333, 660), (370, 594), (396, 555), (407, 540), (444, 495)]