139419840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{20747}}^1$

素因数の和:20774

約数の個数: 112

約数和(自身を含む): 505919232

約数和(自身を除く): 366499392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 20747, 41494, 62241, 82988, 103735, 124482, 145229, 165976, 207470, 248964, 290458, 311205, 331952, 414940, 435687, 497928, 580916, 622410, 663904, 726145, 829880, 871374, 995856, 1161832, 1244820, 1327808, 1452290, 1659760, 1742748, 1991712, 2178435, 2323664, 2489640, 2904580, 3319520, 3485496, 3983424, 4356870, 4647328, 4979280, 5809160, 6639040, 6970992, 8713740, 9294656, 9958560, 11618320, 13941984, 17427480, 19917120, 23236640, 27883968, 34854960, 46473280, 69709920, 139419840]

約数ペア:

[(1, 139419840), (2, 69709920), (3, 46473280), (4, 34854960), (5, 27883968), (6, 23236640), (7, 19917120), (8, 17427480), (10, 13941984), (12, 11618320), (14, 9958560), (15, 9294656), (16, 8713740), (20, 6970992), (21, 6639040), (24, 5809160), (28, 4979280), (30, 4647328), (32, 4356870), (35, 3983424), (40, 3485496), (42, 3319520), (48, 2904580), (56, 2489640), (60, 2323664), (64, 2178435), (70, 1991712), (80, 1742748), (84, 1659760), (96, 1452290), (105, 1327808), (112, 1244820), (120, 1161832), (140, 995856), (160, 871374), (168, 829880), (192, 726145), (210, 663904), (224, 622410), (240, 580916), (280, 497928), (320, 435687), (336, 414940), (420, 331952), (448, 311205), (480, 290458), (560, 248964), (672, 207470), (840, 165976), (960, 145229), (1120, 124482), (1344, 103735), (1680, 82988), (2240, 62241), (3360, 41494), (6720, 20747)]