20428377228

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1$

素因数の和:703

約数の個数: 288

約数和(自身を含む): 63120605184

約数和(自身を除く): 42692227956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 47, 54, 63, 81, 84, 94, 108, 126, 127, 141, 162, 188, 189, 243, 252, 254, 282, 324, 329, 378, 381, 423, 486, 503, 508, 564, 567, 658, 756, 762, 846, 889, 972, 987, 1006, 1134, 1143, 1269, 1316, 1509, 1524, 1692, 1701, 1778, 1974, 2012, 2268, 2286, 2538, 2667, 2961, 3018, 3402, 3429, 3521, 3556, 3807, 3948, 4527, 4572, 5076, 5334, 5922, 5969, 6036, 6804, 6858, 7042, 7614, 8001, 8883, 9054, 10287, 10563, 10668, 11421, 11844, 11938, 13581, 13716, 14084, 15228, 16002, 17766, 17907, 18108, 20574, 21126, 22842, 23641, 23876, 24003, 26649, 27162, 30861, 31689, 32004, 35532, 35814, 40743, 41148, 41783, 42252, 45684, 47282, 48006, 53298, 53721, 54324, 61722, 63378, 63881, 70923, 71628, 72009, 79947, 81486, 83566, 94564, 95067, 96012, 106596, 107442, 122229, 123444, 125349, 126756, 127762, 141846, 144018, 159894, 161163, 162972, 165487, 167132, 190134, 191643, 212769, 214884, 216027, 244458, 250698, 255524, 283692, 285201, 288036, 319788, 322326, 330974, 376047, 380268, 383286, 425538, 432054, 447167, 483489, 488916, 496461, 501396, 570402, 574929, 638307, 644652, 661948, 752094, 766572, 851076, 855603, 864108, 894334, 966978, 992922, 1128141, 1140804, 1149858, 1276614, 1341501, 1450467, 1489383, 1504188, 1711206, 1724787, 1788668, 1914921, 1933956, 1985844, 2256282, 2299716, 2553228, 2683002, 2900934, 2978766, 3002407, 3384423, 3422412, 3449574, 3829842, 4024503, 4468149, 4512564, 5174361, 5366004, 5744763, 5801868, 5957532, 6004814, 6768846, 6899148, 7659684, 8049006, 8936298, 9007221, 10153269, 10348722, 11489526, 12009628, 12073509, 13404447, 13537692, 15523083, 16098012, 17872596, 18014442, 20306538, 20697444, 21016849, 22979052, 24147018, 26808894, 27021663, 31046166, 36028884, 36220527, 40213341, 40613076, 42033698, 48294036, 53617788, 54043326, 62092332, 63050547, 72441054, 80426682, 81064989, 84067396, 108086652, 108661581, 126101094, 144882108, 160853364, 162129978, 189151641, 217323162, 243194967, 252202188, 324259956, 378303282, 434646324, 486389934, 567454923, 729584901, 756606564, 972779868, 1134909846, 1459169802, 1702364769, 2269819692, 2918339604, 3404729538, 5107094307, 6809459076, 10214188614, 20428377228]

約数ペア:

[(1, 20428377228), (2, 10214188614), (3, 6809459076), (4, 5107094307), (6, 3404729538), (7, 2918339604), (9, 2269819692), (12, 1702364769), (14, 1459169802), (18, 1134909846), (21, 972779868), (27, 756606564), (28, 729584901), (36, 567454923), (42, 486389934), (47, 434646324), (54, 378303282), (63, 324259956), (81, 252202188), (84, 243194967), (94, 217323162), (108, 189151641), (126, 162129978), (127, 160853364), (141, 144882108), (162, 126101094), (188, 108661581), (189, 108086652), (243, 84067396), (252, 81064989), (254, 80426682), (282, 72441054), (324, 63050547), (329, 62092332), (378, 54043326), (381, 53617788), (423, 48294036), (486, 42033698), (503, 40613076), (508, 40213341), (564, 36220527), (567, 36028884), (658, 31046166), (756, 27021663), (762, 26808894), (846, 24147018), (889, 22979052), (972, 21016849), (987, 20697444), (1006, 20306538), (1134, 18014442), (1143, 17872596), (1269, 16098012), (1316, 15523083), (1509, 13537692), (1524, 13404447), (1692, 12073509), (1701, 12009628), (1778, 11489526), (1974, 10348722), (2012, 10153269), (2268, 9007221), (2286, 8936298), (2538, 8049006), (2667, 7659684), (2961, 6899148), (3018, 6768846), (3402, 6004814), (3429, 5957532), (3521, 5801868), (3556, 5744763), (3807, 5366004), (3948, 5174361), (4527, 4512564), (4572, 4468149), (5076, 4024503), (5334, 3829842), (5922, 3449574), (5969, 3422412), (6036, 3384423), (6804, 3002407), (6858, 2978766), (7042, 2900934), (7614, 2683002), (8001, 2553228), (8883, 2299716), (9054, 2256282), (10287, 1985844), (10563, 1933956), (10668, 1914921), (11421, 1788668), (11844, 1724787), (11938, 1711206), (13581, 1504188), (13716, 1489383), (14084, 1450467), (15228, 1341501), (16002, 1276614), (17766, 1149858), (17907, 1140804), (18108, 1128141), (20574, 992922), (21126, 966978), (22842, 894334), (23641, 864108), (23876, 855603), (24003, 851076), (26649, 766572), (27162, 752094), (30861, 661948), (31689, 644652), (32004, 638307), (35532, 574929), (35814, 570402), (40743, 501396), (41148, 496461), (41783, 488916), (42252, 483489), (45684, 447167), (47282, 432054), (48006, 425538), (53298, 383286), (53721, 380268), (54324, 376047), (61722, 330974), (63378, 322326), (63881, 319788), (70923, 288036), (71628, 285201), (72009, 283692), (79947, 255524), (81486, 250698), (83566, 244458), (94564, 216027), (95067, 214884), (96012, 212769), (106596, 191643), (107442, 190134), (122229, 167132), (123444, 165487), (125349, 162972), (126756, 161163), (127762, 159894), (141846, 144018)]