305639040

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{22741}}^1$

素因数の和:22770

約数の個数: 128

約数和(自身を含む): 1113448320

約数和(自身を除く): 807809280

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, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 22741, 45482, 68223, 90964, 113705, 136446, 159187, 181928, 227410, 272892, 318374, 341115, 363856, 454820, 477561, 545784, 636748, 682230, 727712, 795935, 909640, 955122, 1091568, 1273496, 1364460, 1455424, 1591870, 1819280, 1910244, 2183136, 2387805, 2546992, 2728920, 2910848, 3183740, 3638560, 3820488, 4366272, 4775610, 5093984, 5457840, 6367480, 7277120, 7640976, 8732544, 9551220, 10187968, 10915680, 12734960, 14554240, 15281952, 19102440, 20375936, 21831360, 25469920, 30563904, 38204880, 43662720, 50939840, 61127808, 76409760, 101879680, 152819520, 305639040]

約数ペア:

[(1, 305639040), (2, 152819520), (3, 101879680), (4, 76409760), (5, 61127808), (6, 50939840), (7, 43662720), (8, 38204880), (10, 30563904), (12, 25469920), (14, 21831360), (15, 20375936), (16, 19102440), (20, 15281952), (21, 14554240), (24, 12734960), (28, 10915680), (30, 10187968), (32, 9551220), (35, 8732544), (40, 7640976), (42, 7277120), (48, 6367480), (56, 5457840), (60, 5093984), (64, 4775610), (70, 4366272), (80, 3820488), (84, 3638560), (96, 3183740), (105, 2910848), (112, 2728920), (120, 2546992), (128, 2387805), (140, 2183136), (160, 1910244), (168, 1819280), (192, 1591870), (210, 1455424), (224, 1364460), (240, 1273496), (280, 1091568), (320, 955122), (336, 909640), (384, 795935), (420, 727712), (448, 682230), (480, 636748), (560, 545784), (640, 477561), (672, 454820), (840, 363856), (896, 341115), (960, 318374), (1120, 272892), (1344, 227410), (1680, 181928), (1920, 159187), (2240, 136446), (2688, 113705), (3360, 90964), (4480, 68223), (6720, 45482), (13440, 22741)]