123187770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 348364800

約数和(自身を除く): 225177030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 83, 90, 115, 135, 138, 166, 207, 230, 239, 249, 270, 345, 414, 415, 478, 498, 621, 690, 717, 747, 830, 1035, 1195, 1242, 1245, 1434, 1494, 1909, 2070, 2151, 2241, 2390, 2490, 3105, 3585, 3735, 3818, 4302, 4482, 5497, 5727, 6210, 6453, 7170, 7470, 9545, 10755, 10994, 11205, 11454, 12906, 16491, 17181, 19090, 19837, 21510, 22410, 27485, 28635, 32265, 32982, 34362, 39674, 49473, 51543, 54970, 57270, 59511, 64530, 82455, 85905, 98946, 99185, 103086, 119022, 148419, 164910, 171810, 178533, 198370, 247365, 257715, 296838, 297555, 357066, 456251, 494730, 515430, 535599, 595110, 742095, 892665, 912502, 1071198, 1368753, 1484190, 1785330, 2281255, 2677995, 2737506, 4106259, 4562510, 5355990, 6843765, 8212518, 12318777, 13687530, 20531295, 24637554, 41062590, 61593885, 123187770]

約数ペア:

[(1, 123187770), (2, 61593885), (3, 41062590), (5, 24637554), (6, 20531295), (9, 13687530), (10, 12318777), (15, 8212518), (18, 6843765), (23, 5355990), (27, 4562510), (30, 4106259), (45, 2737506), (46, 2677995), (54, 2281255), (69, 1785330), (83, 1484190), (90, 1368753), (115, 1071198), (135, 912502), (138, 892665), (166, 742095), (207, 595110), (230, 535599), (239, 515430), (249, 494730), (270, 456251), (345, 357066), (414, 297555), (415, 296838), (478, 257715), (498, 247365), (621, 198370), (690, 178533), (717, 171810), (747, 164910), (830, 148419), (1035, 119022), (1195, 103086), (1242, 99185), (1245, 98946), (1434, 85905), (1494, 82455), (1909, 64530), (2070, 59511), (2151, 57270), (2241, 54970), (2390, 51543), (2490, 49473), (3105, 39674), (3585, 34362), (3735, 32982), (3818, 32265), (4302, 28635), (4482, 27485), (5497, 22410), (5727, 21510), (6210, 19837), (6453, 19090), (7170, 17181), (7470, 16491), (9545, 12906), (10755, 11454), (10994, 11205)]