20880822031440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{400937443}}^1$

素因数の和:400937497

約数の個数: 160

約数和(自身を含む): 76364149334016

約数和(自身を除く): 55483327302576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8680, 10416, 13020, 17360, 26040, 52080, 400937443, 801874886, 1202812329, 1603749772, 2004687215, 2405624658, 2806562101, 3207499544, 4009374430, 4811249316, 5613124202, 6014061645, 6414999088, 8018748860, 8419686303, 9622498632, 11226248404, 12028123290, 12429060733, 14032810505, 16037497720, 16839372606, 19244997264, 22452496808, 24056246580, 24858121466, 28065621010, 32074995440, 33678745212, 37287182199, 42098431515, 44904993616, 48112493160, 49716242932, 56131242020, 62145303665, 67357490424, 74574364398, 84196863030, 87003425131, 96224986320, 99432485864, 112262484040, 124290607330, 134714980848, 149148728796, 168393726060, 174006850262, 186435910995, 198864971728, 224524968080, 248581214660, 261010275393, 298297457592, 336787452120, 348013700524, 372871821990, 435017125655, 497162429320, 522020550786, 596594915184, 673574904240, 696027401048, 745743643980, 870034251310, 994324858640, 1044041101572, 1305051376965, 1392054802096, 1491487287960, 1740068502620, 2088082203144, 2610102753930, 2982974575920, 3480137005240, 4176164406288, 5220205507860, 6960274010480, 10440411015720, 20880822031440]

約数ペア:

[(1, 20880822031440), (2, 10440411015720), (3, 6960274010480), (4, 5220205507860), (5, 4176164406288), (6, 3480137005240), (7, 2982974575920), (8, 2610102753930), (10, 2088082203144), (12, 1740068502620), (14, 1491487287960), (15, 1392054802096), (16, 1305051376965), (20, 1044041101572), (21, 994324858640), (24, 870034251310), (28, 745743643980), (30, 696027401048), (31, 673574904240), (35, 596594915184), (40, 522020550786), (42, 497162429320), (48, 435017125655), (56, 372871821990), (60, 348013700524), (62, 336787452120), (70, 298297457592), (80, 261010275393), (84, 248581214660), (93, 224524968080), (105, 198864971728), (112, 186435910995), (120, 174006850262), (124, 168393726060), (140, 149148728796), (155, 134714980848), (168, 124290607330), (186, 112262484040), (210, 99432485864), (217, 96224986320), (240, 87003425131), (248, 84196863030), (280, 74574364398), (310, 67357490424), (336, 62145303665), (372, 56131242020), (420, 49716242932), (434, 48112493160), (465, 44904993616), (496, 42098431515), (560, 37287182199), (620, 33678745212), (651, 32074995440), (744, 28065621010), (840, 24858121466), (868, 24056246580), (930, 22452496808), (1085, 19244997264), (1240, 16839372606), (1302, 16037497720), (1488, 14032810505), (1680, 12429060733), (1736, 12028123290), (1860, 11226248404), (2170, 9622498632), (2480, 8419686303), (2604, 8018748860), (3255, 6414999088), (3472, 6014061645), (3720, 5613124202), (4340, 4811249316), (5208, 4009374430), (6510, 3207499544), (7440, 2806562101), (8680, 2405624658), (10416, 2004687215), (13020, 1603749772), (17360, 1202812329), (26040, 801874886), (52080, 400937443)]