890277376

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 120

約数和(自身を含む): 1968702120

約数和(自身を除く): 1078424744

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 173, 184, 256, 304, 346, 368, 437, 512, 529, 608, 692, 736, 874, 1058, 1216, 1384, 1472, 1748, 2116, 2432, 2768, 2944, 3287, 3496, 3979, 4232, 4864, 5536, 5888, 6574, 6992, 7958, 8464, 9728, 10051, 11072, 11776, 13148, 13984, 15916, 16928, 20102, 22144, 26296, 27968, 31832, 33856, 40204, 44288, 52592, 55936, 63664, 67712, 75601, 80408, 88576, 91517, 105184, 111872, 127328, 135424, 151202, 160816, 183034, 210368, 223744, 254656, 270848, 302404, 321632, 366068, 420736, 509312, 604808, 643264, 732136, 841472, 1018624, 1209616, 1286528, 1464272, 1682944, 1738823, 2037248, 2419232, 2573056, 2928544, 3477646, 4838464, 5146112, 5857088, 6955292, 9676928, 11714176, 13910584, 19353856, 23428352, 27821168, 38707712, 46856704, 55642336, 111284672, 222569344, 445138688, 890277376]

約数ペア:

[(1, 890277376), (2, 445138688), (4, 222569344), (8, 111284672), (16, 55642336), (19, 46856704), (23, 38707712), (32, 27821168), (38, 23428352), (46, 19353856), (64, 13910584), (76, 11714176), (92, 9676928), (128, 6955292), (152, 5857088), (173, 5146112), (184, 4838464), (256, 3477646), (304, 2928544), (346, 2573056), (368, 2419232), (437, 2037248), (512, 1738823), (529, 1682944), (608, 1464272), (692, 1286528), (736, 1209616), (874, 1018624), (1058, 841472), (1216, 732136), (1384, 643264), (1472, 604808), (1748, 509312), (2116, 420736), (2432, 366068), (2768, 321632), (2944, 302404), (3287, 270848), (3496, 254656), (3979, 223744), (4232, 210368), (4864, 183034), (5536, 160816), (5888, 151202), (6574, 135424), (6992, 127328), (7958, 111872), (8464, 105184), (9728, 91517), (10051, 88576), (11072, 80408), (11776, 75601), (13148, 67712), (13984, 63664), (15916, 55936), (16928, 52592), (20102, 44288), (22144, 40204), (26296, 33856), (27968, 31832)]