212005872

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1039}}^1$

素因数の和:1175

約数の個数: 120

約数和(自身を含む): 645444800

約数和(自身を除く): 433438928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 109, 117, 144, 156, 208, 218, 234, 312, 327, 436, 468, 624, 654, 872, 936, 981, 1039, 1308, 1417, 1744, 1872, 1962, 2078, 2616, 2834, 3117, 3924, 4156, 4251, 5232, 5668, 6234, 7848, 8312, 8502, 9351, 11336, 12468, 12753, 13507, 15696, 16624, 17004, 18702, 22672, 24936, 25506, 27014, 34008, 37404, 40521, 49872, 51012, 54028, 68016, 74808, 81042, 102024, 108056, 113251, 121563, 149616, 162084, 204048, 216112, 226502, 243126, 324168, 339753, 453004, 486252, 648336, 679506, 906008, 972504, 1019259, 1359012, 1472263, 1812016, 1945008, 2038518, 2718024, 2944526, 4077036, 4416789, 5436048, 5889052, 8154072, 8833578, 11778104, 13250367, 16308144, 17667156, 23556208, 26500734, 35334312, 53001468, 70668624, 106002936, 212005872]

約数ペア:

[(1, 212005872), (2, 106002936), (3, 70668624), (4, 53001468), (6, 35334312), (8, 26500734), (9, 23556208), (12, 17667156), (13, 16308144), (16, 13250367), (18, 11778104), (24, 8833578), (26, 8154072), (36, 5889052), (39, 5436048), (48, 4416789), (52, 4077036), (72, 2944526), (78, 2718024), (104, 2038518), (109, 1945008), (117, 1812016), (144, 1472263), (156, 1359012), (208, 1019259), (218, 972504), (234, 906008), (312, 679506), (327, 648336), (436, 486252), (468, 453004), (624, 339753), (654, 324168), (872, 243126), (936, 226502), (981, 216112), (1039, 204048), (1308, 162084), (1417, 149616), (1744, 121563), (1872, 113251), (1962, 108056), (2078, 102024), (2616, 81042), (2834, 74808), (3117, 68016), (3924, 54028), (4156, 51012), (4251, 49872), (5232, 40521), (5668, 37404), (6234, 34008), (7848, 27014), (8312, 25506), (8502, 24936), (9351, 22672), (11336, 18702), (12468, 17004), (12753, 16624), (13507, 15696)]