20839331520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{147671}}^1$

素因数の和:147708

約数の個数: 252

約数和(自身を含む): 83381813424

約数和(自身を除く): 62542481904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 3136, 3360, 3528, 3920, 4032, 4410, 4704, 5040, 5880, 6720, 7056, 7840, 8820, 9408, 10080, 11760, 14112, 15680, 17640, 20160, 23520, 28224, 35280, 47040, 70560, 141120, 147671, 295342, 443013, 590684, 738355, 886026, 1033697, 1181368, 1329039, 1476710, 1772052, 2067394, 2215065, 2362736, 2658078, 2953420, 3101091, 3544104, 4134788, 4430130, 4725472, 5168485, 5316156, 5906840, 6202182, 6645195, 7088208, 7235879, 8269576, 8860260, 9303273, 9450944, 10336970, 10632312, 11813680, 12404364, 13290390, 14176416, 14471758, 15505455, 16539152, 17720520, 18606546, 20673940, 21264624, 21707637, 23627360, 24808728, 26580780, 28352832, 28943516, 31010910, 33078304, 35441040, 36179395, 37213092, 41347880, 42529248, 43415274, 46516365, 47254720, 49617456, 53161560, 57887032, 62021820, 65122911, 66156608, 70882080, 72358790, 74426184, 82695760, 85058496, 86830548, 93032730, 99234912, 106323120, 108538185, 115774064, 124043640, 130245822, 141764160, 144717580, 148852368, 165391520, 173661096, 186065460, 198469824, 212646240, 217076370, 231548128, 248087280, 260491644, 289435160, 297704736, 325614555, 330783040, 347322192, 372130920, 425292480, 434152740, 463096256, 496174560, 520983288, 578870320, 595409472, 651229110, 694644384, 744261840, 868305480, 992349120, 1041966576, 1157740640, 1302458220, 1389288768, 1488523680, 1736610960, 2083933152, 2315481280, 2604916440, 2977047360, 3473221920, 4167866304, 5209832880, 6946443840, 10419665760, 20839331520]

約数ペア:

[(1, 20839331520), (2, 10419665760), (3, 6946443840), (4, 5209832880), (5, 4167866304), (6, 3473221920), (7, 2977047360), (8, 2604916440), (9, 2315481280), (10, 2083933152), (12, 1736610960), (14, 1488523680), (15, 1389288768), (16, 1302458220), (18, 1157740640), (20, 1041966576), (21, 992349120), (24, 868305480), (28, 744261840), (30, 694644384), (32, 651229110), (35, 595409472), (36, 578870320), (40, 520983288), (42, 496174560), (45, 463096256), (48, 434152740), (49, 425292480), (56, 372130920), (60, 347322192), (63, 330783040), (64, 325614555), (70, 297704736), (72, 289435160), (80, 260491644), (84, 248087280), (90, 231548128), (96, 217076370), (98, 212646240), (105, 198469824), (112, 186065460), (120, 173661096), (126, 165391520), (140, 148852368), (144, 144717580), (147, 141764160), (160, 130245822), (168, 124043640), (180, 115774064), (192, 108538185), (196, 106323120), (210, 99234912), (224, 93032730), (240, 86830548), (245, 85058496), (252, 82695760), (280, 74426184), (288, 72358790), (294, 70882080), (315, 66156608), (320, 65122911), (336, 62021820), (360, 57887032), (392, 53161560), (420, 49617456), (441, 47254720), (448, 46516365), (480, 43415274), (490, 42529248), (504, 41347880), (560, 37213092), (576, 36179395), (588, 35441040), (630, 33078304), (672, 31010910), (720, 28943516), (735, 28352832), (784, 26580780), (840, 24808728), (882, 23627360), (960, 21707637), (980, 21264624), (1008, 20673940), (1120, 18606546), (1176, 17720520), (1260, 16539152), (1344, 15505455), (1440, 14471758), (1470, 14176416), (1568, 13290390), (1680, 12404364), (1764, 11813680), (1960, 10632312), (2016, 10336970), (2205, 9450944), (2240, 9303273), (2352, 8860260), (2520, 8269576), (2880, 7235879), (2940, 7088208), (3136, 6645195), (3360, 6202182), (3528, 5906840), (3920, 5316156), (4032, 5168485), (4410, 4725472), (4704, 4430130), (5040, 4134788), (5880, 3544104), (6720, 3101091), (7056, 2953420), (7840, 2658078), (8820, 2362736), (9408, 2215065), (10080, 2067394), (11760, 1772052), (14112, 1476710), (15680, 1329039), (17640, 1181368), (20160, 1033697), (23520, 886026), (28224, 738355), (35280, 590684), (47040, 443013), (70560, 295342), (141120, 147671)]