78189762840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{514271}}^1$

素因数の和:514473

約数の個数: 128

約数和(自身を含む): 269560811520

約数和(自身を除く): 191371048680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 181, 210, 280, 362, 420, 543, 724, 840, 905, 1086, 1267, 1448, 1810, 2172, 2534, 2715, 3620, 3801, 4344, 5068, 5430, 6335, 7240, 7602, 10136, 10860, 12670, 15204, 19005, 21720, 25340, 30408, 38010, 50680, 76020, 152040, 514271, 1028542, 1542813, 2057084, 2571355, 3085626, 3599897, 4114168, 5142710, 6171252, 7199794, 7714065, 10285420, 10799691, 12342504, 14399588, 15428130, 17999485, 20570840, 21599382, 28799176, 30856260, 35998970, 43198764, 53998455, 61712520, 71997940, 86397528, 93083051, 107996910, 143995880, 186166102, 215993820, 279249153, 372332204, 431987640, 465415255, 558498306, 651581357, 744664408, 930830510, 1116996612, 1303162714, 1396245765, 1861661020, 1954744071, 2233993224, 2606325428, 2792491530, 3257906785, 3723322040, 3909488142, 5212650856, 5584983060, 6515813570, 7818976284, 9773720355, 11169966120, 13031627140, 15637952568, 19547440710, 26063254280, 39094881420, 78189762840]

約数ペア:

[(1, 78189762840), (2, 39094881420), (3, 26063254280), (4, 19547440710), (5, 15637952568), (6, 13031627140), (7, 11169966120), (8, 9773720355), (10, 7818976284), (12, 6515813570), (14, 5584983060), (15, 5212650856), (20, 3909488142), (21, 3723322040), (24, 3257906785), (28, 2792491530), (30, 2606325428), (35, 2233993224), (40, 1954744071), (42, 1861661020), (56, 1396245765), (60, 1303162714), (70, 1116996612), (84, 930830510), (105, 744664408), (120, 651581357), (140, 558498306), (168, 465415255), (181, 431987640), (210, 372332204), (280, 279249153), (362, 215993820), (420, 186166102), (543, 143995880), (724, 107996910), (840, 93083051), (905, 86397528), (1086, 71997940), (1267, 61712520), (1448, 53998455), (1810, 43198764), (2172, 35998970), (2534, 30856260), (2715, 28799176), (3620, 21599382), (3801, 20570840), (4344, 17999485), (5068, 15428130), (5430, 14399588), (6335, 12342504), (7240, 10799691), (7602, 10285420), (10136, 7714065), (10860, 7199794), (12670, 6171252), (15204, 5142710), (19005, 4114168), (21720, 3599897), (25340, 3085626), (30408, 2571355), (38010, 2057084), (50680, 1542813), (76020, 1028542), (152040, 514271)]