20015418276

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:560

約数の個数: 288

約数和(自身を含む): 61735322880

約数和(自身を除く): 41719904604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 73, 84, 98, 108, 126, 146, 147, 189, 196, 197, 219, 252, 263, 292, 294, 378, 394, 438, 441, 511, 526, 588, 591, 657, 756, 788, 789, 876, 882, 1022, 1052, 1182, 1314, 1323, 1379, 1533, 1578, 1764, 1773, 1841, 1971, 2044, 2364, 2367, 2628, 2646, 2758, 3066, 3156, 3546, 3577, 3682, 3942, 4137, 4599, 4734, 5292, 5319, 5516, 5523, 6132, 7092, 7101, 7154, 7364, 7884, 8274, 9198, 9468, 9653, 10638, 10731, 11046, 12411, 12887, 13797, 14202, 14308, 14381, 16548, 16569, 18396, 19199, 19306, 21276, 21462, 22092, 24822, 25774, 27594, 28404, 28762, 28959, 32193, 33138, 37233, 38398, 38612, 38661, 42924, 43143, 49644, 49707, 51548, 51811, 55188, 57524, 57597, 57918, 64386, 66276, 74466, 76796, 77322, 86286, 86877, 96579, 99414, 100667, 103622, 115194, 115836, 115983, 128772, 129429, 134393, 148932, 154644, 155433, 172572, 172791, 173754, 193158, 198828, 201334, 207244, 230388, 231966, 258858, 260631, 268786, 302001, 310866, 345582, 347508, 347949, 362677, 386316, 388287, 402668, 403179, 463932, 466299, 517716, 518373, 521262, 537572, 604002, 621732, 691164, 695898, 704669, 725354, 776574, 806358, 906003, 932598, 940751, 1036746, 1042524, 1088031, 1208004, 1209537, 1391796, 1398897, 1409338, 1450708, 1553148, 1612716, 1812006, 1865196, 1881502, 2073492, 2114007, 2176062, 2419074, 2538739, 2718009, 2797794, 2818676, 2822253, 3264093, 3624012, 3628611, 3763004, 3782203, 4228014, 4352124, 4838148, 5077478, 5436018, 5595588, 5644506, 6342021, 6528186, 7257222, 7564406, 7616217, 8456028, 8466759, 9792279, 10154956, 10872036, 11289012, 11346609, 12684042, 13056372, 14514444, 15128812, 15232434, 16933518, 19026063, 19584558, 22693218, 22848651, 25368084, 25400277, 26475421, 30464868, 33867036, 34039827, 38052126, 39169116, 45386436, 45697302, 50800554, 52950842, 68079654, 68545953, 76104252, 79426263, 91394604, 101601108, 102119481, 105901684, 136159308, 137091906, 158852526, 185327947, 204238962, 238278789, 274183812, 317705052, 370655894, 408477924, 476557578, 555983841, 714836367, 741311788, 953115156, 1111967682, 1429672734, 1667951523, 2223935364, 2859345468, 3335903046, 5003854569, 6671806092, 10007709138, 20015418276]

約数ペア:

[(1, 20015418276), (2, 10007709138), (3, 6671806092), (4, 5003854569), (6, 3335903046), (7, 2859345468), (9, 2223935364), (12, 1667951523), (14, 1429672734), (18, 1111967682), (21, 953115156), (27, 741311788), (28, 714836367), (36, 555983841), (42, 476557578), (49, 408477924), (54, 370655894), (63, 317705052), (73, 274183812), (84, 238278789), (98, 204238962), (108, 185327947), (126, 158852526), (146, 137091906), (147, 136159308), (189, 105901684), (196, 102119481), (197, 101601108), (219, 91394604), (252, 79426263), (263, 76104252), (292, 68545953), (294, 68079654), (378, 52950842), (394, 50800554), (438, 45697302), (441, 45386436), (511, 39169116), (526, 38052126), (588, 34039827), (591, 33867036), (657, 30464868), (756, 26475421), (788, 25400277), (789, 25368084), (876, 22848651), (882, 22693218), (1022, 19584558), (1052, 19026063), (1182, 16933518), (1314, 15232434), (1323, 15128812), (1379, 14514444), (1533, 13056372), (1578, 12684042), (1764, 11346609), (1773, 11289012), (1841, 10872036), (1971, 10154956), (2044, 9792279), (2364, 8466759), (2367, 8456028), (2628, 7616217), (2646, 7564406), (2758, 7257222), (3066, 6528186), (3156, 6342021), (3546, 5644506), (3577, 5595588), (3682, 5436018), (3942, 5077478), (4137, 4838148), (4599, 4352124), (4734, 4228014), (5292, 3782203), (5319, 3763004), (5516, 3628611), (5523, 3624012), (6132, 3264093), (7092, 2822253), (7101, 2818676), (7154, 2797794), (7364, 2718009), (7884, 2538739), (8274, 2419074), (9198, 2176062), (9468, 2114007), (9653, 2073492), (10638, 1881502), (10731, 1865196), (11046, 1812006), (12411, 1612716), (12887, 1553148), (13797, 1450708), (14202, 1409338), (14308, 1398897), (14381, 1391796), (16548, 1209537), (16569, 1208004), (18396, 1088031), (19199, 1042524), (19306, 1036746), (21276, 940751), (21462, 932598), (22092, 906003), (24822, 806358), (25774, 776574), (27594, 725354), (28404, 704669), (28762, 695898), (28959, 691164), (32193, 621732), (33138, 604002), (37233, 537572), (38398, 521262), (38612, 518373), (38661, 517716), (42924, 466299), (43143, 463932), (49644, 403179), (49707, 402668), (51548, 388287), (51811, 386316), (55188, 362677), (57524, 347949), (57597, 347508), (57918, 345582), (64386, 310866), (66276, 302001), (74466, 268786), (76796, 260631), (77322, 258858), (86286, 231966), (86877, 230388), (96579, 207244), (99414, 201334), (100667, 198828), (103622, 193158), (115194, 173754), (115836, 172791), (115983, 172572), (128772, 155433), (129429, 154644), (134393, 148932)]