217242180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{1129}}^1$

素因数の和:2213

約数の個数: 72

約数和(自身を含む): 660168600

約数和(自身を除く): 442926420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1069, 1129, 2138, 2258, 3207, 3387, 4276, 4516, 5345, 5645, 6414, 6774, 9621, 10161, 10690, 11290, 12828, 13548, 16035, 16935, 19242, 20322, 21380, 22580, 32070, 33870, 38484, 40644, 48105, 50805, 64140, 67740, 96210, 101610, 192420, 203220, 1206901, 2413802, 3620703, 4827604, 6034505, 7241406, 10862109, 12069010, 14482812, 18103515, 21724218, 24138020, 36207030, 43448436, 54310545, 72414060, 108621090, 217242180]

約数ペア:

[(1, 217242180), (2, 108621090), (3, 72414060), (4, 54310545), (5, 43448436), (6, 36207030), (9, 24138020), (10, 21724218), (12, 18103515), (15, 14482812), (18, 12069010), (20, 10862109), (30, 7241406), (36, 6034505), (45, 4827604), (60, 3620703), (90, 2413802), (180, 1206901), (1069, 203220), (1129, 192420), (2138, 101610), (2258, 96210), (3207, 67740), (3387, 64140), (4276, 50805), (4516, 48105), (5345, 40644), (5645, 38484), (6414, 33870), (6774, 32070), (9621, 22580), (10161, 21380), (10690, 20322), (11290, 19242), (12828, 16935), (13548, 16035)]