189297780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 216

約数和(自身を含む): 646609824

約数和(自身を除く): 457312044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 67, 70, 84, 93, 98, 105, 124, 134, 140, 147, 155, 186, 196, 201, 210, 217, 245, 268, 294, 310, 335, 372, 402, 420, 434, 465, 469, 490, 588, 620, 651, 670, 735, 804, 868, 930, 938, 961, 980, 1005, 1085, 1302, 1340, 1407, 1470, 1519, 1860, 1876, 1922, 2010, 2077, 2170, 2345, 2604, 2814, 2883, 2940, 3038, 3255, 3283, 3844, 4020, 4154, 4340, 4557, 4690, 4805, 5628, 5766, 6076, 6231, 6510, 6566, 6727, 7035, 7595, 8308, 9114, 9380, 9610, 9849, 10385, 11532, 12462, 13020, 13132, 13454, 14070, 14415, 14539, 15190, 16415, 18228, 19220, 19698, 20181, 20770, 22785, 24924, 26908, 28140, 28830, 29078, 30380, 31155, 32830, 33635, 39396, 40362, 41540, 43617, 45570, 47089, 49245, 57660, 58156, 62310, 64387, 65660, 67270, 72695, 80724, 87234, 91140, 94178, 98490, 100905, 101773, 124620, 128774, 134540, 141267, 145390, 174468, 188356, 193161, 196980, 201810, 203546, 218085, 235445, 257548, 282534, 290780, 305319, 321935, 386322, 403620, 407092, 436170, 450709, 470890, 508865, 565068, 610638, 643870, 706335, 772644, 872340, 901418, 941780, 965805, 1017730, 1221276, 1287740, 1352127, 1412670, 1526595, 1802836, 1931610, 2035460, 2253545, 2704254, 2825340, 3053190, 3154963, 3863220, 4507090, 5408508, 6106380, 6309926, 6760635, 9014180, 9464889, 12619852, 13521270, 15774815, 18929778, 27042540, 31549630, 37859556, 47324445, 63099260, 94648890, 189297780]

約数ペア:

[(1, 189297780), (2, 94648890), (3, 63099260), (4, 47324445), (5, 37859556), (6, 31549630), (7, 27042540), (10, 18929778), (12, 15774815), (14, 13521270), (15, 12619852), (20, 9464889), (21, 9014180), (28, 6760635), (30, 6309926), (31, 6106380), (35, 5408508), (42, 4507090), (49, 3863220), (60, 3154963), (62, 3053190), (67, 2825340), (70, 2704254), (84, 2253545), (93, 2035460), (98, 1931610), (105, 1802836), (124, 1526595), (134, 1412670), (140, 1352127), (147, 1287740), (155, 1221276), (186, 1017730), (196, 965805), (201, 941780), (210, 901418), (217, 872340), (245, 772644), (268, 706335), (294, 643870), (310, 610638), (335, 565068), (372, 508865), (402, 470890), (420, 450709), (434, 436170), (465, 407092), (469, 403620), (490, 386322), (588, 321935), (620, 305319), (651, 290780), (670, 282534), (735, 257548), (804, 235445), (868, 218085), (930, 203546), (938, 201810), (961, 196980), (980, 193161), (1005, 188356), (1085, 174468), (1302, 145390), (1340, 141267), (1407, 134540), (1470, 128774), (1519, 124620), (1860, 101773), (1876, 100905), (1922, 98490), (2010, 94178), (2077, 91140), (2170, 87234), (2345, 80724), (2604, 72695), (2814, 67270), (2883, 65660), (2940, 64387), (3038, 62310), (3255, 58156), (3283, 57660), (3844, 49245), (4020, 47089), (4154, 45570), (4340, 43617), (4557, 41540), (4690, 40362), (4805, 39396), (5628, 33635), (5766, 32830), (6076, 31155), (6231, 30380), (6510, 29078), (6566, 28830), (6727, 28140), (7035, 26908), (7595, 24924), (8308, 22785), (9114, 20770), (9380, 20181), (9610, 19698), (9849, 19220), (10385, 18228), (11532, 16415), (12462, 15190), (13020, 14539), (13132, 14415), (13454, 14070)]