20826080640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11057}}^1$

素因数の和:11194

約数の個数: 256

約数和(自身を含む): 74442456000

約数和(自身を除く): 53616375360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 109, 120, 128, 135, 144, 160, 180, 192, 216, 218, 240, 270, 288, 320, 327, 360, 384, 432, 436, 480, 540, 545, 576, 640, 654, 720, 864, 872, 960, 981, 1080, 1090, 1152, 1308, 1440, 1635, 1728, 1744, 1920, 1962, 2160, 2180, 2616, 2880, 2943, 3270, 3456, 3488, 3924, 4320, 4360, 4905, 5232, 5760, 5886, 6540, 6976, 7848, 8640, 8720, 9810, 10464, 11057, 11772, 13080, 13952, 14715, 15696, 17280, 17440, 19620, 20928, 22114, 23544, 26160, 29430, 31392, 33171, 34880, 39240, 41856, 44228, 47088, 52320, 55285, 58860, 62784, 66342, 69760, 78480, 88456, 94176, 99513, 104640, 110570, 117720, 125568, 132684, 156960, 165855, 176912, 188352, 199026, 209280, 221140, 235440, 265368, 298539, 313920, 331710, 353824, 376704, 398052, 442280, 470880, 497565, 530736, 597078, 627840, 663420, 707648, 796104, 884560, 941760, 995130, 1061472, 1194156, 1205213, 1326840, 1415296, 1492695, 1592208, 1769120, 1883520, 1990260, 2122944, 2388312, 2410426, 2653680, 2985390, 3184416, 3538240, 3615639, 3980520, 4245888, 4776624, 4820852, 5307360, 5970780, 6026065, 6368832, 7076480, 7231278, 7961040, 9553248, 9641704, 10614720, 10846917, 11941560, 12052130, 12737664, 14462556, 15922080, 18078195, 19106496, 19283408, 21229440, 21693834, 23883120, 24104260, 28925112, 31844160, 32540751, 36156390, 38212992, 38566816, 43387668, 47766240, 48208520, 54234585, 57850224, 63688320, 65081502, 72312780, 77133632, 86775336, 95532480, 96417040, 108469170, 115700448, 130163004, 144625560, 154267264, 162703755, 173550672, 191064960, 192834080, 216938340, 231400896, 260326008, 289251120, 325407510, 347101344, 385668160, 433876680, 462801792, 520652016, 578502240, 650815020, 694202688, 771336320, 867753360, 1041304032, 1157004480, 1301630040, 1388405376, 1735506720, 2082608064, 2314008960, 2603260080, 3471013440, 4165216128, 5206520160, 6942026880, 10413040320, 20826080640]

約数ペア:

[(1, 20826080640), (2, 10413040320), (3, 6942026880), (4, 5206520160), (5, 4165216128), (6, 3471013440), (8, 2603260080), (9, 2314008960), (10, 2082608064), (12, 1735506720), (15, 1388405376), (16, 1301630040), (18, 1157004480), (20, 1041304032), (24, 867753360), (27, 771336320), (30, 694202688), (32, 650815020), (36, 578502240), (40, 520652016), (45, 462801792), (48, 433876680), (54, 385668160), (60, 347101344), (64, 325407510), (72, 289251120), (80, 260326008), (90, 231400896), (96, 216938340), (108, 192834080), (109, 191064960), (120, 173550672), (128, 162703755), (135, 154267264), (144, 144625560), (160, 130163004), (180, 115700448), (192, 108469170), (216, 96417040), (218, 95532480), (240, 86775336), (270, 77133632), (288, 72312780), (320, 65081502), (327, 63688320), (360, 57850224), (384, 54234585), (432, 48208520), (436, 47766240), (480, 43387668), (540, 38566816), (545, 38212992), (576, 36156390), (640, 32540751), (654, 31844160), (720, 28925112), (864, 24104260), (872, 23883120), (960, 21693834), (981, 21229440), (1080, 19283408), (1090, 19106496), (1152, 18078195), (1308, 15922080), (1440, 14462556), (1635, 12737664), (1728, 12052130), (1744, 11941560), (1920, 10846917), (1962, 10614720), (2160, 9641704), (2180, 9553248), (2616, 7961040), (2880, 7231278), (2943, 7076480), (3270, 6368832), (3456, 6026065), (3488, 5970780), (3924, 5307360), (4320, 4820852), (4360, 4776624), (4905, 4245888), (5232, 3980520), (5760, 3615639), (5886, 3538240), (6540, 3184416), (6976, 2985390), (7848, 2653680), (8640, 2410426), (8720, 2388312), (9810, 2122944), (10464, 1990260), (11057, 1883520), (11772, 1769120), (13080, 1592208), (13952, 1492695), (14715, 1415296), (15696, 1326840), (17280, 1205213), (17440, 1194156), (19620, 1061472), (20928, 995130), (22114, 941760), (23544, 884560), (26160, 796104), (29430, 707648), (31392, 663420), (33171, 627840), (34880, 597078), (39240, 530736), (41856, 497565), (44228, 470880), (47088, 442280), (52320, 398052), (55285, 376704), (58860, 353824), (62784, 331710), (66342, 313920), (69760, 298539), (78480, 265368), (88456, 235440), (94176, 221140), (99513, 209280), (104640, 199026), (110570, 188352), (117720, 176912), (125568, 165855), (132684, 156960)]