20657087040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{1747}}^1$

素因数の和:1989

約数の個数: 224

約数和(自身を含む): 66811916160

約数和(自身を除く): 46154829120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 113, 120, 160, 192, 218, 226, 240, 320, 327, 339, 436, 452, 480, 545, 565, 654, 678, 872, 904, 960, 1090, 1130, 1308, 1356, 1635, 1695, 1744, 1747, 1808, 2180, 2260, 2616, 2712, 3270, 3390, 3488, 3494, 3616, 4360, 4520, 5232, 5241, 5424, 6540, 6780, 6976, 6988, 7232, 8720, 8735, 9040, 10464, 10482, 10848, 12317, 13080, 13560, 13976, 17440, 17470, 18080, 20928, 20964, 21696, 24634, 26160, 26205, 27120, 27952, 34880, 34940, 36160, 36951, 41928, 49268, 52320, 52410, 54240, 55904, 61585, 69880, 73902, 83856, 98536, 104640, 104820, 108480, 111808, 123170, 139760, 147804, 167712, 184755, 190423, 197072, 197411, 209640, 246340, 279520, 295608, 335424, 369510, 380846, 394144, 394822, 419280, 492680, 559040, 571269, 591216, 592233, 739020, 761692, 788288, 789644, 838560, 952115, 985360, 987055, 1142538, 1182432, 1184466, 1478040, 1523384, 1579288, 1677120, 1904230, 1970720, 1974110, 2285076, 2364864, 2368932, 2856345, 2956080, 2961165, 3046768, 3158576, 3808460, 3941440, 3948220, 4570152, 4737864, 5712690, 5912160, 5922330, 6093536, 6317152, 7616920, 7896440, 9140304, 9475728, 11425380, 11824320, 11844660, 12187072, 12634304, 15233840, 15792880, 18280608, 18951456, 21517799, 22850760, 23689320, 30467680, 31585760, 36561216, 37902912, 43035598, 45701520, 47378640, 60935360, 63171520, 64553397, 86071196, 91403040, 94757280, 107588995, 129106794, 172142392, 182806080, 189514560, 215177990, 258213588, 322766985, 344284784, 430355980, 516427176, 645533970, 688569568, 860711960, 1032854352, 1291067940, 1377139136, 1721423920, 2065708704, 2582135880, 3442847840, 4131417408, 5164271760, 6885695680, 10328543520, 20657087040]

約数ペア:

[(1, 20657087040), (2, 10328543520), (3, 6885695680), (4, 5164271760), (5, 4131417408), (6, 3442847840), (8, 2582135880), (10, 2065708704), (12, 1721423920), (15, 1377139136), (16, 1291067940), (20, 1032854352), (24, 860711960), (30, 688569568), (32, 645533970), (40, 516427176), (48, 430355980), (60, 344284784), (64, 322766985), (80, 258213588), (96, 215177990), (109, 189514560), (113, 182806080), (120, 172142392), (160, 129106794), (192, 107588995), (218, 94757280), (226, 91403040), (240, 86071196), (320, 64553397), (327, 63171520), (339, 60935360), (436, 47378640), (452, 45701520), (480, 43035598), (545, 37902912), (565, 36561216), (654, 31585760), (678, 30467680), (872, 23689320), (904, 22850760), (960, 21517799), (1090, 18951456), (1130, 18280608), (1308, 15792880), (1356, 15233840), (1635, 12634304), (1695, 12187072), (1744, 11844660), (1747, 11824320), (1808, 11425380), (2180, 9475728), (2260, 9140304), (2616, 7896440), (2712, 7616920), (3270, 6317152), (3390, 6093536), (3488, 5922330), (3494, 5912160), (3616, 5712690), (4360, 4737864), (4520, 4570152), (5232, 3948220), (5241, 3941440), (5424, 3808460), (6540, 3158576), (6780, 3046768), (6976, 2961165), (6988, 2956080), (7232, 2856345), (8720, 2368932), (8735, 2364864), (9040, 2285076), (10464, 1974110), (10482, 1970720), (10848, 1904230), (12317, 1677120), (13080, 1579288), (13560, 1523384), (13976, 1478040), (17440, 1184466), (17470, 1182432), (18080, 1142538), (20928, 987055), (20964, 985360), (21696, 952115), (24634, 838560), (26160, 789644), (26205, 788288), (27120, 761692), (27952, 739020), (34880, 592233), (34940, 591216), (36160, 571269), (36951, 559040), (41928, 492680), (49268, 419280), (52320, 394822), (52410, 394144), (54240, 380846), (55904, 369510), (61585, 335424), (69880, 295608), (73902, 279520), (83856, 246340), (98536, 209640), (104640, 197411), (104820, 197072), (108480, 190423), (111808, 184755), (123170, 167712), (139760, 147804)]