311292720

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:334

約数の個数: 240

約数和(自身を含む): 1104929280

約数和(自身を除く): 793636560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 67, 72, 80, 81, 90, 108, 120, 134, 135, 144, 162, 180, 201, 216, 239, 240, 243, 268, 270, 324, 335, 360, 402, 405, 432, 478, 486, 536, 540, 603, 648, 670, 717, 720, 804, 810, 956, 972, 1005, 1072, 1080, 1195, 1206, 1215, 1296, 1340, 1434, 1608, 1620, 1809, 1912, 1944, 2010, 2151, 2160, 2390, 2412, 2430, 2680, 2868, 3015, 3216, 3240, 3585, 3618, 3824, 3888, 4020, 4302, 4780, 4824, 4860, 5360, 5427, 5736, 6030, 6453, 6480, 7170, 7236, 8040, 8604, 9045, 9560, 9648, 9720, 10755, 10854, 11472, 12060, 12906, 14340, 14472, 16013, 16080, 16281, 17208, 18090, 19120, 19359, 19440, 21510, 21708, 24120, 25812, 27135, 28680, 28944, 32026, 32265, 32562, 34416, 36180, 38718, 43020, 43416, 48039, 48240, 51624, 54270, 57360, 58077, 64052, 64530, 65124, 72360, 77436, 80065, 81405, 86040, 86832, 96078, 96795, 103248, 108540, 116154, 128104, 129060, 130248, 144117, 144720, 154872, 160130, 162810, 172080, 192156, 193590, 217080, 232308, 240195, 256208, 258120, 260496, 288234, 290385, 309744, 320260, 325620, 384312, 387180, 432351, 434160, 464616, 480390, 516240, 576468, 580770, 640520, 651240, 720585, 768624, 774360, 864702, 929232, 960780, 1152936, 1161540, 1281040, 1297053, 1302480, 1441170, 1548720, 1729404, 1921560, 2161755, 2305872, 2323080, 2594106, 2882340, 3458808, 3843120, 3891159, 4323510, 4646160, 5188212, 5764680, 6485265, 6917616, 7782318, 8647020, 10376424, 11529360, 12970530, 15564636, 17294040, 19455795, 20752848, 25941060, 31129272, 34588080, 38911590, 51882120, 62258544, 77823180, 103764240, 155646360, 311292720]

約数ペア:

[(1, 311292720), (2, 155646360), (3, 103764240), (4, 77823180), (5, 62258544), (6, 51882120), (8, 38911590), (9, 34588080), (10, 31129272), (12, 25941060), (15, 20752848), (16, 19455795), (18, 17294040), (20, 15564636), (24, 12970530), (27, 11529360), (30, 10376424), (36, 8647020), (40, 7782318), (45, 6917616), (48, 6485265), (54, 5764680), (60, 5188212), (67, 4646160), (72, 4323510), (80, 3891159), (81, 3843120), (90, 3458808), (108, 2882340), (120, 2594106), (134, 2323080), (135, 2305872), (144, 2161755), (162, 1921560), (180, 1729404), (201, 1548720), (216, 1441170), (239, 1302480), (240, 1297053), (243, 1281040), (268, 1161540), (270, 1152936), (324, 960780), (335, 929232), (360, 864702), (402, 774360), (405, 768624), (432, 720585), (478, 651240), (486, 640520), (536, 580770), (540, 576468), (603, 516240), (648, 480390), (670, 464616), (717, 434160), (720, 432351), (804, 387180), (810, 384312), (956, 325620), (972, 320260), (1005, 309744), (1072, 290385), (1080, 288234), (1195, 260496), (1206, 258120), (1215, 256208), (1296, 240195), (1340, 232308), (1434, 217080), (1608, 193590), (1620, 192156), (1809, 172080), (1912, 162810), (1944, 160130), (2010, 154872), (2151, 144720), (2160, 144117), (2390, 130248), (2412, 129060), (2430, 128104), (2680, 116154), (2868, 108540), (3015, 103248), (3216, 96795), (3240, 96078), (3585, 86832), (3618, 86040), (3824, 81405), (3888, 80065), (4020, 77436), (4302, 72360), (4780, 65124), (4824, 64530), (4860, 64052), (5360, 58077), (5427, 57360), (5736, 54270), (6030, 51624), (6453, 48240), (6480, 48039), (7170, 43416), (7236, 43020), (8040, 38718), (8604, 36180), (9045, 34416), (9560, 32562), (9648, 32265), (9720, 32026), (10755, 28944), (10854, 28680), (11472, 27135), (12060, 25812), (12906, 24120), (14340, 21708), (14472, 21510), (16013, 19440), (16080, 19359), (16281, 19120), (17208, 18090)]