39151140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 130790016

約数和(自身を除く): 91638876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 97, 105, 124, 140, 155, 186, 194, 210, 217, 291, 310, 372, 388, 420, 434, 465, 485, 582, 620, 651, 679, 868, 930, 961, 970, 1085, 1164, 1302, 1358, 1455, 1860, 1922, 1940, 2037, 2170, 2604, 2716, 2883, 2910, 3007, 3255, 3395, 3844, 4074, 4340, 4805, 5766, 5820, 6014, 6510, 6727, 6790, 8148, 9021, 9610, 10185, 11532, 12028, 13020, 13454, 13580, 14415, 15035, 18042, 19220, 20181, 20370, 21049, 26908, 28830, 30070, 33635, 36084, 40362, 40740, 42098, 45105, 57660, 60140, 63147, 67270, 80724, 84196, 90210, 93217, 100905, 105245, 126294, 134540, 180420, 186434, 201810, 210490, 252588, 279651, 315735, 372868, 403620, 420980, 466085, 559302, 631470, 652519, 932170, 1118604, 1262940, 1305038, 1398255, 1864340, 1957557, 2610076, 2796510, 3262595, 3915114, 5593020, 6525190, 7830228, 9787785, 13050380, 19575570, 39151140]

約数ペア:

[(1, 39151140), (2, 19575570), (3, 13050380), (4, 9787785), (5, 7830228), (6, 6525190), (7, 5593020), (10, 3915114), (12, 3262595), (14, 2796510), (15, 2610076), (20, 1957557), (21, 1864340), (28, 1398255), (30, 1305038), (31, 1262940), (35, 1118604), (42, 932170), (60, 652519), (62, 631470), (70, 559302), (84, 466085), (93, 420980), (97, 403620), (105, 372868), (124, 315735), (140, 279651), (155, 252588), (186, 210490), (194, 201810), (210, 186434), (217, 180420), (291, 134540), (310, 126294), (372, 105245), (388, 100905), (420, 93217), (434, 90210), (465, 84196), (485, 80724), (582, 67270), (620, 63147), (651, 60140), (679, 57660), (868, 45105), (930, 42098), (961, 40740), (970, 40362), (1085, 36084), (1164, 33635), (1302, 30070), (1358, 28830), (1455, 26908), (1860, 21049), (1922, 20370), (1940, 20181), (2037, 19220), (2170, 18042), (2604, 15035), (2716, 14415), (2883, 13580), (2910, 13454), (3007, 13020), (3255, 12028), (3395, 11532), (3844, 10185), (4074, 9610), (4340, 9021), (4805, 8148), (5766, 6790), (5820, 6727), (6014, 6510)]