812436660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{13159}}^1$

素因数の和:13195

約数の個数: 144

約数和(自身を含む): 2874144000

約数和(自身を除く): 2061707340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2940, 3087, 3430, 4116, 4410, 5145, 6174, 6860, 8820, 10290, 12348, 13159, 15435, 20580, 26318, 30870, 39477, 52636, 61740, 65795, 78954, 92113, 118431, 131590, 157908, 184226, 197385, 236862, 263180, 276339, 368452, 394770, 460565, 473724, 552678, 592155, 644791, 789540, 829017, 921130, 1105356, 1184310, 1289582, 1381695, 1658034, 1842260, 1934373, 2368620, 2579164, 2763390, 3223955, 3316068, 3868746, 4145085, 4513537, 5526780, 5803119, 6447910, 7737492, 8290170, 9027074, 9671865, 11606238, 12895820, 13540611, 16580340, 18054148, 19343730, 22567685, 23212476, 27081222, 29015595, 38687460, 40621833, 45135370, 54162444, 58031190, 67703055, 81243666, 90270740, 116062380, 135406110, 162487332, 203109165, 270812220, 406218330, 812436660]

約数ペア:

[(1, 812436660), (2, 406218330), (3, 270812220), (4, 203109165), (5, 162487332), (6, 135406110), (7, 116062380), (9, 90270740), (10, 81243666), (12, 67703055), (14, 58031190), (15, 54162444), (18, 45135370), (20, 40621833), (21, 38687460), (28, 29015595), (30, 27081222), (35, 23212476), (36, 22567685), (42, 19343730), (45, 18054148), (49, 16580340), (60, 13540611), (63, 12895820), (70, 11606238), (84, 9671865), (90, 9027074), (98, 8290170), (105, 7737492), (126, 6447910), (140, 5803119), (147, 5526780), (180, 4513537), (196, 4145085), (210, 3868746), (245, 3316068), (252, 3223955), (294, 2763390), (315, 2579164), (343, 2368620), (420, 1934373), (441, 1842260), (490, 1658034), (588, 1381695), (630, 1289582), (686, 1184310), (735, 1105356), (882, 921130), (980, 829017), (1029, 789540), (1260, 644791), (1372, 592155), (1470, 552678), (1715, 473724), (1764, 460565), (2058, 394770), (2205, 368452), (2940, 276339), (3087, 263180), (3430, 236862), (4116, 197385), (4410, 184226), (5145, 157908), (6174, 131590), (6860, 118431), (8820, 92113), (10290, 78954), (12348, 65795), (13159, 61740), (15435, 52636), (20580, 39477), (26318, 30870)]