42920640

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{2129}}^1$

素因数の和:2159

約数の個数: 168

約数和(自身を含む): 168798240

約数和(自身を除く): 125877600

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, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2129, 2240, 2520, 2880, 3360, 4032, 4258, 5040, 6387, 6720, 8516, 10080, 10645, 12774, 14903, 17032, 19161, 20160, 21290, 25548, 29806, 31935, 34064, 38322, 42580, 44709, 51096, 59612, 63870, 68128, 74515, 76644, 85160, 89418, 95805, 102192, 119224, 127740, 134127, 136256, 149030, 153288, 170320, 178836, 191610, 204384, 223545, 238448, 255480, 268254, 298060, 306576, 340640, 357672, 383220, 408768, 447090, 476896, 510960, 536508, 596120, 613152, 670635, 681280, 715344, 766440, 894180, 953792, 1021920, 1073016, 1192240, 1226304, 1341270, 1430688, 1532880, 1788360, 2043840, 2146032, 2384480, 2682540, 2861376, 3065760, 3576720, 4292064, 4768960, 5365080, 6131520, 7153440, 8584128, 10730160, 14306880, 21460320, 42920640]

約数ペア:

[(1, 42920640), (2, 21460320), (3, 14306880), (4, 10730160), (5, 8584128), (6, 7153440), (7, 6131520), (8, 5365080), (9, 4768960), (10, 4292064), (12, 3576720), (14, 3065760), (15, 2861376), (16, 2682540), (18, 2384480), (20, 2146032), (21, 2043840), (24, 1788360), (28, 1532880), (30, 1430688), (32, 1341270), (35, 1226304), (36, 1192240), (40, 1073016), (42, 1021920), (45, 953792), (48, 894180), (56, 766440), (60, 715344), (63, 681280), (64, 670635), (70, 613152), (72, 596120), (80, 536508), (84, 510960), (90, 476896), (96, 447090), (105, 408768), (112, 383220), (120, 357672), (126, 340640), (140, 306576), (144, 298060), (160, 268254), (168, 255480), (180, 238448), (192, 223545), (210, 204384), (224, 191610), (240, 178836), (252, 170320), (280, 153288), (288, 149030), (315, 136256), (320, 134127), (336, 127740), (360, 119224), (420, 102192), (448, 95805), (480, 89418), (504, 85160), (560, 76644), (576, 74515), (630, 68128), (672, 63870), (720, 59612), (840, 51096), (960, 44709), (1008, 42580), (1120, 38322), (1260, 34064), (1344, 31935), (1440, 29806), (1680, 25548), (2016, 21290), (2129, 20160), (2240, 19161), (2520, 17032), (2880, 14903), (3360, 12774), (4032, 10645), (4258, 10080), (5040, 8516), (6387, 6720)]