78464960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1523}}^1$

素因数の和:1570

約数の個数: 112

約数和(自身を含む): 222967296

約数和(自身を除く): 144502336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 644, 736, 805, 920, 1120, 1288, 1472, 1523, 1610, 1840, 2240, 2576, 3046, 3220, 3680, 5152, 6092, 6440, 7360, 7615, 10304, 10661, 12184, 12880, 15230, 21322, 24368, 25760, 30460, 35029, 42644, 48736, 51520, 53305, 60920, 70058, 85288, 97472, 106610, 121840, 140116, 170576, 175145, 213220, 243680, 245203, 280232, 341152, 350290, 426440, 487360, 490406, 560464, 682304, 700580, 852880, 980812, 1120928, 1226015, 1401160, 1705760, 1961624, 2241856, 2452030, 2802320, 3411520, 3923248, 4904060, 5604640, 7846496, 9808120, 11209280, 15692992, 19616240, 39232480, 78464960]

約数ペア:

[(1, 78464960), (2, 39232480), (4, 19616240), (5, 15692992), (7, 11209280), (8, 9808120), (10, 7846496), (14, 5604640), (16, 4904060), (20, 3923248), (23, 3411520), (28, 2802320), (32, 2452030), (35, 2241856), (40, 1961624), (46, 1705760), (56, 1401160), (64, 1226015), (70, 1120928), (80, 980812), (92, 852880), (112, 700580), (115, 682304), (140, 560464), (160, 490406), (161, 487360), (184, 426440), (224, 350290), (230, 341152), (280, 280232), (320, 245203), (322, 243680), (368, 213220), (448, 175145), (460, 170576), (560, 140116), (644, 121840), (736, 106610), (805, 97472), (920, 85288), (1120, 70058), (1288, 60920), (1472, 53305), (1523, 51520), (1610, 48736), (1840, 42644), (2240, 35029), (2576, 30460), (3046, 25760), (3220, 24368), (3680, 21322), (5152, 15230), (6092, 12880), (6440, 12184), (7360, 10661), (7615, 10304)]