320654932624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{997}}^1\times {\mathrm{1609}}^1$

素因数の和:2689

約数の個数: 120

約数和(自身を含む): 692461122360

約数和(自身を除く): 371806189736

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 961, 997, 1609, 1612, 1922, 1994, 3218, 3224, 3844, 3988, 6436, 6448, 7688, 7976, 12493, 12872, 12961, 15376, 15952, 20917, 24986, 25744, 25922, 30907, 41834, 49879, 49972, 51844, 61814, 83668, 99758, 99944, 103688, 123628, 167336, 199516, 199888, 207376, 247256, 334672, 399032, 401791, 494512, 648427, 798064, 803582, 958117, 1296854, 1546249, 1604173, 1607164, 1916234, 2593708, 3092498, 3208346, 3214328, 3832468, 5187416, 6184996, 6416692, 6428656, 7664936, 10374832, 12369992, 12455521, 12833384, 15329872, 20101237, 20854249, 24739984, 24911042, 25666768, 40202474, 41708498, 49729363, 49822084, 80404948, 83416996, 99458726, 99644168, 160809896, 166833992, 198917452, 199288336, 321619792, 333667984, 397834904, 646481719, 795669808, 1292963438, 1541610253, 2585926876, 3083220506, 5171853752, 6166441012, 10343707504, 12332882024, 20040933289, 24665764048, 40081866578, 80163733156, 160327466312, 320654932624]

約数ペア:

[(1, 320654932624), (2, 160327466312), (4, 80163733156), (8, 40081866578), (13, 24665764048), (16, 20040933289), (26, 12332882024), (31, 10343707504), (52, 6166441012), (62, 5171853752), (104, 3083220506), (124, 2585926876), (208, 1541610253), (248, 1292963438), (403, 795669808), (496, 646481719), (806, 397834904), (961, 333667984), (997, 321619792), (1609, 199288336), (1612, 198917452), (1922, 166833992), (1994, 160809896), (3218, 99644168), (3224, 99458726), (3844, 83416996), (3988, 80404948), (6436, 49822084), (6448, 49729363), (7688, 41708498), (7976, 40202474), (12493, 25666768), (12872, 24911042), (12961, 24739984), (15376, 20854249), (15952, 20101237), (20917, 15329872), (24986, 12833384), (25744, 12455521), (25922, 12369992), (30907, 10374832), (41834, 7664936), (49879, 6428656), (49972, 6416692), (51844, 6184996), (61814, 5187416), (83668, 3832468), (99758, 3214328), (99944, 3208346), (103688, 3092498), (123628, 2593708), (167336, 1916234), (199516, 1607164), (199888, 1604173), (207376, 1546249), (247256, 1296854), (334672, 958117), (399032, 803582), (401791, 798064), (494512, 648427)]