81130608

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2281}}^1$

素因数の和:2327

約数の個数: 120

約数和(自身を含む): 257500880

約数和(自身を除く): 176370272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 456, 468, 494, 624, 684, 741, 912, 936, 988, 1368, 1482, 1872, 1976, 2223, 2281, 2736, 2964, 3952, 4446, 4562, 5928, 6843, 8892, 9124, 11856, 13686, 17784, 18248, 20529, 27372, 29653, 35568, 36496, 41058, 43339, 54744, 59306, 82116, 86678, 88959, 109488, 118612, 130017, 164232, 173356, 177918, 237224, 260034, 266877, 328464, 346712, 355836, 390051, 474448, 520068, 533754, 563407, 693424, 711672, 780102, 1040136, 1067508, 1126814, 1423344, 1560204, 1690221, 2080272, 2135016, 2253628, 3120408, 3380442, 4270032, 4507256, 5070663, 6240816, 6760884, 9014512, 10141326, 13521768, 20282652, 27043536, 40565304, 81130608]

約数ペア:

[(1, 81130608), (2, 40565304), (3, 27043536), (4, 20282652), (6, 13521768), (8, 10141326), (9, 9014512), (12, 6760884), (13, 6240816), (16, 5070663), (18, 4507256), (19, 4270032), (24, 3380442), (26, 3120408), (36, 2253628), (38, 2135016), (39, 2080272), (48, 1690221), (52, 1560204), (57, 1423344), (72, 1126814), (76, 1067508), (78, 1040136), (104, 780102), (114, 711672), (117, 693424), (144, 563407), (152, 533754), (156, 520068), (171, 474448), (208, 390051), (228, 355836), (234, 346712), (247, 328464), (304, 266877), (312, 260034), (342, 237224), (456, 177918), (468, 173356), (494, 164232), (624, 130017), (684, 118612), (741, 109488), (912, 88959), (936, 86678), (988, 82116), (1368, 59306), (1482, 54744), (1872, 43339), (1976, 41058), (2223, 36496), (2281, 35568), (2736, 29653), (2964, 27372), (3952, 20529), (4446, 18248), (4562, 17784), (5928, 13686), (6843, 11856), (8892, 9124)]