918397728

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{138647}}^1$

素因数の和:138686

約数の個数: 72

約数和(自身を含む): 2725265088

約数和(自身を除く): 1806867360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 138647, 277294, 415941, 554588, 831882, 1109176, 1247823, 1663764, 2218352, 2495646, 3188881, 3327528, 4436704, 4991292, 6377762, 6655056, 9566643, 9982584, 12755524, 13310112, 19133286, 19965168, 25511048, 28699929, 38266572, 39930336, 51022096, 57399858, 76533144, 102044192, 114799716, 153066288, 229599432, 306132576, 459198864, 918397728]

約数ペア:

[(1, 918397728), (2, 459198864), (3, 306132576), (4, 229599432), (6, 153066288), (8, 114799716), (9, 102044192), (12, 76533144), (16, 57399858), (18, 51022096), (23, 39930336), (24, 38266572), (32, 28699929), (36, 25511048), (46, 19965168), (48, 19133286), (69, 13310112), (72, 12755524), (92, 9982584), (96, 9566643), (138, 6655056), (144, 6377762), (184, 4991292), (207, 4436704), (276, 3327528), (288, 3188881), (368, 2495646), (414, 2218352), (552, 1663764), (736, 1247823), (828, 1109176), (1104, 831882), (1656, 554588), (2208, 415941), (3312, 277294), (6624, 138647)]