289638720

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{4789}}^1$

素因数の和:4822

約数の個数: 224

約数和(自身を含む): 1167993600

約数和(自身を除く): 878354880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 4789, 5040, 6048, 6720, 7560, 8640, 9578, 10080, 12096, 14367, 15120, 19156, 20160, 23945, 28734, 30240, 33523, 38312, 43101, 47890, 57468, 60480, 67046, 71835, 76624, 86202, 95780, 100569, 114936, 129303, 134092, 143670, 153248, 167615, 172404, 191560, 201138, 215505, 229872, 258606, 268184, 287340, 301707, 306496, 335230, 344808, 383120, 402276, 431010, 459744, 502845, 517212, 536368, 574680, 603414, 646515, 670460, 689616, 766240, 804552, 862020, 905121, 919488, 1005690, 1034424, 1072736, 1149360, 1206828, 1293030, 1340920, 1379232, 1508535, 1532480, 1609104, 1724040, 1810242, 2011380, 2068848, 2145472, 2298720, 2413656, 2586060, 2681840, 2758464, 3017070, 3218208, 3448080, 3620484, 4022760, 4137696, 4525605, 4597440, 4827312, 5172120, 5363680, 6034140, 6436416, 6896160, 7240968, 8045520, 8275392, 9051210, 9654624, 10344240, 10727360, 12068280, 13792320, 14481936, 16091040, 18102420, 19309248, 20688480, 24136560, 28963872, 32182080, 36204840, 41376960, 48273120, 57927744, 72409680, 96546240, 144819360, 289638720]

約数ペア:

[(1, 289638720), (2, 144819360), (3, 96546240), (4, 72409680), (5, 57927744), (6, 48273120), (7, 41376960), (8, 36204840), (9, 32182080), (10, 28963872), (12, 24136560), (14, 20688480), (15, 19309248), (16, 18102420), (18, 16091040), (20, 14481936), (21, 13792320), (24, 12068280), (27, 10727360), (28, 10344240), (30, 9654624), (32, 9051210), (35, 8275392), (36, 8045520), (40, 7240968), (42, 6896160), (45, 6436416), (48, 6034140), (54, 5363680), (56, 5172120), (60, 4827312), (63, 4597440), (64, 4525605), (70, 4137696), (72, 4022760), (80, 3620484), (84, 3448080), (90, 3218208), (96, 3017070), (105, 2758464), (108, 2681840), (112, 2586060), (120, 2413656), (126, 2298720), (135, 2145472), (140, 2068848), (144, 2011380), (160, 1810242), (168, 1724040), (180, 1609104), (189, 1532480), (192, 1508535), (210, 1379232), (216, 1340920), (224, 1293030), (240, 1206828), (252, 1149360), (270, 1072736), (280, 1034424), (288, 1005690), (315, 919488), (320, 905121), (336, 862020), (360, 804552), (378, 766240), (420, 689616), (432, 670460), (448, 646515), (480, 603414), (504, 574680), (540, 536368), (560, 517212), (576, 502845), (630, 459744), (672, 431010), (720, 402276), (756, 383120), (840, 344808), (864, 335230), (945, 306496), (960, 301707), (1008, 287340), (1080, 268184), (1120, 258606), (1260, 229872), (1344, 215505), (1440, 201138), (1512, 191560), (1680, 172404), (1728, 167615), (1890, 153248), (2016, 143670), (2160, 134092), (2240, 129303), (2520, 114936), (2880, 100569), (3024, 95780), (3360, 86202), (3780, 76624), (4032, 71835), (4320, 67046), (4789, 60480), (5040, 57468), (6048, 47890), (6720, 43101), (7560, 38312), (8640, 33523), (9578, 30240), (10080, 28734), (12096, 23945), (14367, 20160), (15120, 19156)]