8139780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4111}}^1$

素因数の和:4137

約数の個数: 72

約数和(自身を含む): 26941824

約数和(自身を除く): 18802044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 4111, 8222, 12333, 16444, 20555, 24666, 36999, 41110, 45221, 49332, 61665, 73998, 82220, 90442, 123330, 135663, 147996, 180884, 184995, 226105, 246660, 271326, 369990, 406989, 452210, 542652, 678315, 739980, 813978, 904420, 1356630, 1627956, 2034945, 2713260, 4069890, 8139780]

約数ペア:

[(1, 8139780), (2, 4069890), (3, 2713260), (4, 2034945), (5, 1627956), (6, 1356630), (9, 904420), (10, 813978), (11, 739980), (12, 678315), (15, 542652), (18, 452210), (20, 406989), (22, 369990), (30, 271326), (33, 246660), (36, 226105), (44, 184995), (45, 180884), (55, 147996), (60, 135663), (66, 123330), (90, 90442), (99, 82220), (110, 73998), (132, 61665), (165, 49332), (180, 45221), (198, 41110), (220, 36999), (330, 24666), (396, 20555), (495, 16444), (660, 12333), (990, 8222), (1980, 4111)]