71234680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7039}}^1$

素因数の和:7084

約数の個数: 64

約数和(自身を含む): 182476800

約数和(自身を除く): 111242120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 7039, 10120, 14078, 28156, 35195, 56312, 70390, 77429, 140780, 154858, 161897, 281560, 309716, 323794, 387145, 619432, 647588, 774290, 809485, 1295176, 1548580, 1618970, 1780867, 3097160, 3237940, 3561734, 6475880, 7123468, 8904335, 14246936, 17808670, 35617340, 71234680]

約数ペア:

[(1, 71234680), (2, 35617340), (4, 17808670), (5, 14246936), (8, 8904335), (10, 7123468), (11, 6475880), (20, 3561734), (22, 3237940), (23, 3097160), (40, 1780867), (44, 1618970), (46, 1548580), (55, 1295176), (88, 809485), (92, 774290), (110, 647588), (115, 619432), (184, 387145), (220, 323794), (230, 309716), (253, 281560), (440, 161897), (460, 154858), (506, 140780), (920, 77429), (1012, 70390), (1265, 56312), (2024, 35195), (2530, 28156), (5060, 14078), (7039, 10120)]