1821749760

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2137}}^1$

素因数の和:2203

約数の個数: 240

約数和(自身を含む): 6482783736

約数和(自身を除く): 4661033976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 160, 180, 185, 192, 222, 240, 256, 288, 296, 320, 333, 360, 370, 384, 444, 480, 512, 555, 576, 592, 640, 666, 720, 740, 768, 888, 960, 1110, 1152, 1184, 1280, 1332, 1440, 1480, 1536, 1665, 1776, 1920, 2137, 2220, 2304, 2368, 2560, 2664, 2880, 2960, 3330, 3552, 3840, 4274, 4440, 4608, 4736, 5328, 5760, 5920, 6411, 6660, 7104, 7680, 8548, 8880, 9472, 10656, 10685, 11520, 11840, 12822, 13320, 14208, 17096, 17760, 18944, 19233, 21312, 21370, 23040, 23680, 25644, 26640, 28416, 32055, 34192, 35520, 38466, 42624, 42740, 47360, 51288, 53280, 56832, 64110, 68384, 71040, 76932, 79069, 85248, 85480, 94720, 96165, 102576, 106560, 128220, 136768, 142080, 153864, 158138, 170496, 170960, 192330, 205152, 213120, 237207, 256440, 273536, 284160, 307728, 316276, 341920, 384660, 395345, 410304, 426240, 474414, 512880, 547072, 615456, 632552, 683840, 711621, 769320, 790690, 820608, 852480, 948828, 1025760, 1094144, 1186035, 1230912, 1265104, 1367680, 1423242, 1538640, 1581380, 1641216, 1897656, 2051520, 2372070, 2461824, 2530208, 2735360, 2846484, 3077280, 3162760, 3282432, 3558105, 3795312, 4103040, 4744140, 4923648, 5060416, 5470720, 5692968, 6154560, 6325520, 7116210, 7590624, 8206080, 9488280, 9847296, 10120832, 11385936, 12309120, 12651040, 14232420, 15181248, 16412160, 18976560, 20241664, 22771872, 24618240, 25302080, 28464840, 30362496, 37953120, 40483328, 45543744, 49236480, 50604160, 56929680, 60724992, 75906240, 91087488, 101208320, 113859360, 121449984, 151812480, 182174976, 202416640, 227718720, 303624960, 364349952, 455437440, 607249920, 910874880, 1821749760]

約数ペア:

[(1, 1821749760), (2, 910874880), (3, 607249920), (4, 455437440), (5, 364349952), (6, 303624960), (8, 227718720), (9, 202416640), (10, 182174976), (12, 151812480), (15, 121449984), (16, 113859360), (18, 101208320), (20, 91087488), (24, 75906240), (30, 60724992), (32, 56929680), (36, 50604160), (37, 49236480), (40, 45543744), (45, 40483328), (48, 37953120), (60, 30362496), (64, 28464840), (72, 25302080), (74, 24618240), (80, 22771872), (90, 20241664), (96, 18976560), (111, 16412160), (120, 15181248), (128, 14232420), (144, 12651040), (148, 12309120), (160, 11385936), (180, 10120832), (185, 9847296), (192, 9488280), (222, 8206080), (240, 7590624), (256, 7116210), (288, 6325520), (296, 6154560), (320, 5692968), (333, 5470720), (360, 5060416), (370, 4923648), (384, 4744140), (444, 4103040), (480, 3795312), (512, 3558105), (555, 3282432), (576, 3162760), (592, 3077280), (640, 2846484), (666, 2735360), (720, 2530208), (740, 2461824), (768, 2372070), (888, 2051520), (960, 1897656), (1110, 1641216), (1152, 1581380), (1184, 1538640), (1280, 1423242), (1332, 1367680), (1440, 1265104), (1480, 1230912), (1536, 1186035), (1665, 1094144), (1776, 1025760), (1920, 948828), (2137, 852480), (2220, 820608), (2304, 790690), (2368, 769320), (2560, 711621), (2664, 683840), (2880, 632552), (2960, 615456), (3330, 547072), (3552, 512880), (3840, 474414), (4274, 426240), (4440, 410304), (4608, 395345), (4736, 384660), (5328, 341920), (5760, 316276), (5920, 307728), (6411, 284160), (6660, 273536), (7104, 256440), (7680, 237207), (8548, 213120), (8880, 205152), (9472, 192330), (10656, 170960), (10685, 170496), (11520, 158138), (11840, 153864), (12822, 142080), (13320, 136768), (14208, 128220), (17096, 106560), (17760, 102576), (18944, 96165), (19233, 94720), (21312, 85480), (21370, 85248), (23040, 79069), (23680, 76932), (25644, 71040), (26640, 68384), (28416, 64110), (32055, 56832), (34192, 53280), (35520, 51288), (38466, 47360), (42624, 42740)]