280909332

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1693}}^1$

素因数の和:2133

約数の個数: 72

約数和(自身を含む): 776936160

約数和(自身を除く): 496026828

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 419, 838, 1257, 1676, 1693, 2514, 3386, 3771, 4609, 5028, 5079, 6772, 7542, 9218, 10158, 13827, 15084, 15237, 18436, 18623, 20316, 27654, 30474, 37246, 41481, 55308, 55869, 60948, 74492, 82962, 111738, 165924, 167607, 223476, 335214, 670428, 709367, 1418734, 2128101, 2837468, 4256202, 6384303, 7803037, 8512404, 12768606, 15606074, 23409111, 25537212, 31212148, 46818222, 70227333, 93636444, 140454666, 280909332]

約数ペア:

[(1, 280909332), (2, 140454666), (3, 93636444), (4, 70227333), (6, 46818222), (9, 31212148), (11, 25537212), (12, 23409111), (18, 15606074), (22, 12768606), (33, 8512404), (36, 7803037), (44, 6384303), (66, 4256202), (99, 2837468), (132, 2128101), (198, 1418734), (396, 709367), (419, 670428), (838, 335214), (1257, 223476), (1676, 167607), (1693, 165924), (2514, 111738), (3386, 82962), (3771, 74492), (4609, 60948), (5028, 55869), (5079, 55308), (6772, 41481), (7542, 37246), (9218, 30474), (10158, 27654), (13827, 20316), (15084, 18623), (15237, 18436)]