20187176688

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{2897}}^1$

素因数の和:3172

約数の個数: 240

約数和(自身を含む): 66971713536

約数和(自身を除く): 46784536848

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 93, 112, 124, 126, 144, 168, 186, 217, 223, 248, 252, 279, 336, 372, 434, 446, 496, 504, 558, 651, 669, 744, 868, 892, 1008, 1116, 1302, 1338, 1488, 1561, 1736, 1784, 1953, 2007, 2232, 2604, 2676, 2897, 3122, 3472, 3568, 3906, 4014, 4464, 4683, 5208, 5352, 5794, 6244, 6913, 7812, 8028, 8691, 9366, 10416, 10704, 11588, 12488, 13826, 14049, 15624, 16056, 17382, 18732, 20279, 20739, 23176, 24976, 26073, 27652, 28098, 31248, 32112, 34764, 37464, 40558, 41478, 46352, 48391, 52146, 55304, 56196, 60837, 62217, 69528, 74928, 81116, 82956, 89807, 96782, 104292, 110608, 112392, 121674, 124434, 139056, 145173, 162232, 165912, 179614, 182511, 193564, 208584, 224784, 243348, 248868, 269421, 290346, 324464, 331824, 359228, 365022, 387128, 417168, 435519, 486696, 497736, 538842, 580692, 628649, 646031, 718456, 730044, 774256, 808263, 871038, 973392, 995472, 1077684, 1161384, 1257298, 1292062, 1436912, 1460088, 1616526, 1742076, 1885947, 1938093, 2155368, 2322768, 2514596, 2584124, 2920176, 3233052, 3484152, 3771894, 3876186, 4310736, 4522217, 5029192, 5168248, 5657841, 5814279, 6466104, 6968304, 7543788, 7752372, 9044434, 10058384, 10336496, 11315682, 11628558, 12932208, 13566651, 15087576, 15504744, 18088868, 20026961, 22631364, 23257116, 27133302, 30175152, 31009488, 36177736, 40053922, 40699953, 45262728, 46514232, 54266604, 60080883, 72355472, 80107844, 81399906, 90525456, 93028464, 108533208, 120161766, 140188727, 160215688, 162799812, 180242649, 217066416, 240323532, 280377454, 320431376, 325599624, 360485298, 420566181, 480647064, 560754908, 651199248, 720970596, 841132362, 961294128, 1121509816, 1261698543, 1441941192, 1682264724, 2243019632, 2523397086, 2883882384, 3364529448, 5046794172, 6729058896, 10093588344, 20187176688]

約数ペア:

[(1, 20187176688), (2, 10093588344), (3, 6729058896), (4, 5046794172), (6, 3364529448), (7, 2883882384), (8, 2523397086), (9, 2243019632), (12, 1682264724), (14, 1441941192), (16, 1261698543), (18, 1121509816), (21, 961294128), (24, 841132362), (28, 720970596), (31, 651199248), (36, 560754908), (42, 480647064), (48, 420566181), (56, 360485298), (62, 325599624), (63, 320431376), (72, 280377454), (84, 240323532), (93, 217066416), (112, 180242649), (124, 162799812), (126, 160215688), (144, 140188727), (168, 120161766), (186, 108533208), (217, 93028464), (223, 90525456), (248, 81399906), (252, 80107844), (279, 72355472), (336, 60080883), (372, 54266604), (434, 46514232), (446, 45262728), (496, 40699953), (504, 40053922), (558, 36177736), (651, 31009488), (669, 30175152), (744, 27133302), (868, 23257116), (892, 22631364), (1008, 20026961), (1116, 18088868), (1302, 15504744), (1338, 15087576), (1488, 13566651), (1561, 12932208), (1736, 11628558), (1784, 11315682), (1953, 10336496), (2007, 10058384), (2232, 9044434), (2604, 7752372), (2676, 7543788), (2897, 6968304), (3122, 6466104), (3472, 5814279), (3568, 5657841), (3906, 5168248), (4014, 5029192), (4464, 4522217), (4683, 4310736), (5208, 3876186), (5352, 3771894), (5794, 3484152), (6244, 3233052), (6913, 2920176), (7812, 2584124), (8028, 2514596), (8691, 2322768), (9366, 2155368), (10416, 1938093), (10704, 1885947), (11588, 1742076), (12488, 1616526), (13826, 1460088), (14049, 1436912), (15624, 1292062), (16056, 1257298), (17382, 1161384), (18732, 1077684), (20279, 995472), (20739, 973392), (23176, 871038), (24976, 808263), (26073, 774256), (27652, 730044), (28098, 718456), (31248, 646031), (32112, 628649), (34764, 580692), (37464, 538842), (40558, 497736), (41478, 486696), (46352, 435519), (48391, 417168), (52146, 387128), (55304, 365022), (56196, 359228), (60837, 331824), (62217, 324464), (69528, 290346), (74928, 269421), (81116, 248868), (82956, 243348), (89807, 224784), (96782, 208584), (104292, 193564), (110608, 182511), (112392, 179614), (121674, 165912), (124434, 162232), (139056, 145173)]