1311233280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{48781}}^1$

素因数の和:48812

約数の個数: 144

約数和(自身を含む): 4786099584

約数和(自身を除く): 3474866304

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, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 48781, 97562, 146343, 195124, 243905, 292686, 341467, 390248, 487810, 585372, 682934, 731715, 780496, 975620, 1024401, 1170744, 1365868, 1463430, 1560992, 1707335, 1951240, 2048802, 2341488, 2731736, 2926860, 3121984, 3414670, 3902480, 4097604, 4682976, 5122005, 5463472, 5853720, 6243968, 6829340, 7804960, 8195208, 9365952, 10244010, 10926944, 11707440, 12487936, 13658680, 15609920, 16390416, 18731904, 20488020, 21853888, 23414880, 27317360, 31219840, 32780832, 37463808, 40976040, 43707776, 46829760, 54634720, 62439680, 65561664, 81952080, 87415552, 93659520, 109269440, 131123328, 163904160, 187319040, 218538880, 262246656, 327808320, 437077760, 655616640, 1311233280]

約数ペア:

[(1, 1311233280), (2, 655616640), (3, 437077760), (4, 327808320), (5, 262246656), (6, 218538880), (7, 187319040), (8, 163904160), (10, 131123328), (12, 109269440), (14, 93659520), (15, 87415552), (16, 81952080), (20, 65561664), (21, 62439680), (24, 54634720), (28, 46829760), (30, 43707776), (32, 40976040), (35, 37463808), (40, 32780832), (42, 31219840), (48, 27317360), (56, 23414880), (60, 21853888), (64, 20488020), (70, 18731904), (80, 16390416), (84, 15609920), (96, 13658680), (105, 12487936), (112, 11707440), (120, 10926944), (128, 10244010), (140, 9365952), (160, 8195208), (168, 7804960), (192, 6829340), (210, 6243968), (224, 5853720), (240, 5463472), (256, 5122005), (280, 4682976), (320, 4097604), (336, 3902480), (384, 3414670), (420, 3121984), (448, 2926860), (480, 2731736), (560, 2341488), (640, 2048802), (672, 1951240), (768, 1707335), (840, 1560992), (896, 1463430), (960, 1365868), (1120, 1170744), (1280, 1024401), (1344, 975620), (1680, 780496), (1792, 731715), (1920, 682934), (2240, 585372), (2688, 487810), (3360, 390248), (3840, 341467), (4480, 292686), (5376, 243905), (6720, 195124), (8960, 146343), (13440, 97562), (26880, 48781)]