20162291760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{74279}}^1$

素因数の和:74340

約数の個数: 240

約数和(自身を含む): 75435796800

約数和(自身を除く): 55273505040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 29, 30, 36, 39, 40, 45, 48, 52, 58, 60, 65, 72, 78, 80, 87, 90, 104, 116, 117, 120, 130, 144, 145, 156, 174, 180, 195, 208, 232, 234, 240, 260, 261, 290, 312, 348, 360, 377, 390, 435, 464, 468, 520, 522, 580, 585, 624, 696, 720, 754, 780, 870, 936, 1040, 1044, 1131, 1160, 1170, 1305, 1392, 1508, 1560, 1740, 1872, 1885, 2088, 2262, 2320, 2340, 2610, 3016, 3120, 3393, 3480, 3770, 4176, 4524, 4680, 5220, 5655, 6032, 6786, 6960, 7540, 9048, 9360, 10440, 11310, 13572, 15080, 16965, 18096, 20880, 22620, 27144, 30160, 33930, 45240, 54288, 67860, 74279, 90480, 135720, 148558, 222837, 271440, 297116, 371395, 445674, 594232, 668511, 742790, 891348, 965627, 1114185, 1188464, 1337022, 1485580, 1782696, 1931254, 2154091, 2228370, 2674044, 2896881, 2971160, 3342555, 3565392, 3862508, 4308182, 4456740, 4828135, 5348088, 5793762, 5942320, 6462273, 6685110, 7725016, 8616364, 8690643, 8913480, 9656270, 10696176, 10770455, 11587524, 12924546, 13370220, 14484405, 15450032, 17232728, 17381286, 17826960, 19312540, 19386819, 21540910, 23175048, 25849092, 26740440, 28003183, 28968810, 32311365, 34465456, 34762572, 38625080, 38773638, 43081820, 43453215, 46350096, 51698184, 53480880, 56006366, 57937620, 64622730, 69525144, 77250160, 77547276, 84009549, 86163640, 86906430, 96934095, 103396368, 112012732, 115875240, 129245460, 139050288, 140015915, 155094552, 168019098, 172327280, 173812860, 193868190, 224025464, 231750480, 252028647, 258490920, 280031830, 310189104, 336038196, 347625720, 387736380, 420047745, 448050928, 504057294, 516981840, 560063660, 672076392, 695251440, 775472760, 840095490, 1008114588, 1120127320, 1260143235, 1344152784, 1550945520, 1680190980, 2016229176, 2240254640, 2520286470, 3360381960, 4032458352, 5040572940, 6720763920, 10081145880, 20162291760]

約数ペア:

[(1, 20162291760), (2, 10081145880), (3, 6720763920), (4, 5040572940), (5, 4032458352), (6, 3360381960), (8, 2520286470), (9, 2240254640), (10, 2016229176), (12, 1680190980), (13, 1550945520), (15, 1344152784), (16, 1260143235), (18, 1120127320), (20, 1008114588), (24, 840095490), (26, 775472760), (29, 695251440), (30, 672076392), (36, 560063660), (39, 516981840), (40, 504057294), (45, 448050928), (48, 420047745), (52, 387736380), (58, 347625720), (60, 336038196), (65, 310189104), (72, 280031830), (78, 258490920), (80, 252028647), (87, 231750480), (90, 224025464), (104, 193868190), (116, 173812860), (117, 172327280), (120, 168019098), (130, 155094552), (144, 140015915), (145, 139050288), (156, 129245460), (174, 115875240), (180, 112012732), (195, 103396368), (208, 96934095), (232, 86906430), (234, 86163640), (240, 84009549), (260, 77547276), (261, 77250160), (290, 69525144), (312, 64622730), (348, 57937620), (360, 56006366), (377, 53480880), (390, 51698184), (435, 46350096), (464, 43453215), (468, 43081820), (520, 38773638), (522, 38625080), (580, 34762572), (585, 34465456), (624, 32311365), (696, 28968810), (720, 28003183), (754, 26740440), (780, 25849092), (870, 23175048), (936, 21540910), (1040, 19386819), (1044, 19312540), (1131, 17826960), (1160, 17381286), (1170, 17232728), (1305, 15450032), (1392, 14484405), (1508, 13370220), (1560, 12924546), (1740, 11587524), (1872, 10770455), (1885, 10696176), (2088, 9656270), (2262, 8913480), (2320, 8690643), (2340, 8616364), (2610, 7725016), (3016, 6685110), (3120, 6462273), (3393, 5942320), (3480, 5793762), (3770, 5348088), (4176, 4828135), (4524, 4456740), (4680, 4308182), (5220, 3862508), (5655, 3565392), (6032, 3342555), (6786, 2971160), (6960, 2896881), (7540, 2674044), (9048, 2228370), (9360, 2154091), (10440, 1931254), (11310, 1782696), (13572, 1485580), (15080, 1337022), (16965, 1188464), (18096, 1114185), (20880, 965627), (22620, 891348), (27144, 742790), (30160, 668511), (33930, 594232), (45240, 445674), (54288, 371395), (67860, 297116), (74279, 271440), (90480, 222837), (135720, 148558)]