20686655136

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:496

約数の個数: 288

約数和(自身を含む): 64957261824

約数和(自身を除く): 44270606688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 84, 93, 96, 103, 112, 124, 168, 186, 206, 217, 224, 248, 309, 311, 336, 372, 412, 434, 496, 618, 622, 651, 672, 721, 744, 824, 868, 933, 961, 992, 1236, 1244, 1302, 1442, 1488, 1648, 1736, 1866, 1922, 2163, 2177, 2472, 2488, 2604, 2883, 2884, 2976, 3193, 3296, 3472, 3732, 3844, 4326, 4354, 4944, 4976, 5208, 5766, 5768, 6386, 6531, 6727, 6944, 7464, 7688, 8652, 8708, 9579, 9641, 9888, 9952, 10416, 11532, 11536, 12772, 13062, 13454, 14928, 15376, 17304, 17416, 19158, 19282, 20181, 20832, 22351, 23064, 23072, 25544, 26124, 26908, 28923, 29856, 30752, 32033, 34608, 34832, 38316, 38564, 40362, 44702, 46128, 51088, 52248, 53816, 57846, 64066, 67053, 67487, 69216, 69664, 76632, 77128, 80724, 89404, 92256, 96099, 98983, 102176, 104496, 107632, 115692, 128132, 134106, 134974, 153264, 154256, 161448, 178808, 192198, 197966, 202461, 208992, 215264, 224231, 231384, 256264, 268212, 269948, 296949, 298871, 306528, 308512, 322896, 357616, 384396, 395932, 404922, 448462, 462768, 512528, 536424, 539896, 593898, 597742, 645792, 672693, 692881, 715232, 768792, 791864, 809844, 896613, 896924, 925536, 993023, 1025056, 1072848, 1079792, 1187796, 1195484, 1345386, 1385762, 1537584, 1583728, 1619688, 1793226, 1793848, 1986046, 2078643, 2092097, 2145696, 2159584, 2375592, 2390968, 2690772, 2771524, 2979069, 3075168, 3167456, 3239376, 3586452, 3587696, 3972092, 4157286, 4184194, 4751184, 4781936, 5381544, 5543048, 5958138, 6276291, 6478752, 6951161, 7172904, 7175392, 7944184, 8314572, 8368388, 9502368, 9563872, 10763088, 11086096, 11916276, 12552582, 13902322, 14345808, 15888368, 16629144, 16736776, 20853483, 21526176, 22172192, 23832552, 25105164, 27804644, 28691616, 30783713, 31776736, 33258288, 33473552, 41706966, 47665104, 50210328, 55609288, 61567426, 66516576, 66947104, 83413932, 92351139, 95330208, 100420656, 111218576, 123134852, 166827864, 184702278, 200841312, 215485991, 222437152, 246269704, 333655728, 369404556, 430971982, 492539408, 646457973, 667311456, 738809112, 861943964, 985078816, 1292915946, 1477618224, 1723887928, 2585831892, 2955236448, 3447775856, 5171663784, 6895551712, 10343327568, 20686655136]

約数ペア:

[(1, 20686655136), (2, 10343327568), (3, 6895551712), (4, 5171663784), (6, 3447775856), (7, 2955236448), (8, 2585831892), (12, 1723887928), (14, 1477618224), (16, 1292915946), (21, 985078816), (24, 861943964), (28, 738809112), (31, 667311456), (32, 646457973), (42, 492539408), (48, 430971982), (56, 369404556), (62, 333655728), (84, 246269704), (93, 222437152), (96, 215485991), (103, 200841312), (112, 184702278), (124, 166827864), (168, 123134852), (186, 111218576), (206, 100420656), (217, 95330208), (224, 92351139), (248, 83413932), (309, 66947104), (311, 66516576), (336, 61567426), (372, 55609288), (412, 50210328), (434, 47665104), (496, 41706966), (618, 33473552), (622, 33258288), (651, 31776736), (672, 30783713), (721, 28691616), (744, 27804644), (824, 25105164), (868, 23832552), (933, 22172192), (961, 21526176), (992, 20853483), (1236, 16736776), (1244, 16629144), (1302, 15888368), (1442, 14345808), (1488, 13902322), (1648, 12552582), (1736, 11916276), (1866, 11086096), (1922, 10763088), (2163, 9563872), (2177, 9502368), (2472, 8368388), (2488, 8314572), (2604, 7944184), (2883, 7175392), (2884, 7172904), (2976, 6951161), (3193, 6478752), (3296, 6276291), (3472, 5958138), (3732, 5543048), (3844, 5381544), (4326, 4781936), (4354, 4751184), (4944, 4184194), (4976, 4157286), (5208, 3972092), (5766, 3587696), (5768, 3586452), (6386, 3239376), (6531, 3167456), (6727, 3075168), (6944, 2979069), (7464, 2771524), (7688, 2690772), (8652, 2390968), (8708, 2375592), (9579, 2159584), (9641, 2145696), (9888, 2092097), (9952, 2078643), (10416, 1986046), (11532, 1793848), (11536, 1793226), (12772, 1619688), (13062, 1583728), (13454, 1537584), (14928, 1385762), (15376, 1345386), (17304, 1195484), (17416, 1187796), (19158, 1079792), (19282, 1072848), (20181, 1025056), (20832, 993023), (22351, 925536), (23064, 896924), (23072, 896613), (25544, 809844), (26124, 791864), (26908, 768792), (28923, 715232), (29856, 692881), (30752, 672693), (32033, 645792), (34608, 597742), (34832, 593898), (38316, 539896), (38564, 536424), (40362, 512528), (44702, 462768), (46128, 448462), (51088, 404922), (52248, 395932), (53816, 384396), (57846, 357616), (64066, 322896), (67053, 308512), (67487, 306528), (69216, 298871), (69664, 296949), (76632, 269948), (77128, 268212), (80724, 256264), (89404, 231384), (92256, 224231), (96099, 215264), (98983, 208992), (102176, 202461), (104496, 197966), (107632, 192198), (115692, 178808), (128132, 161448), (134106, 154256), (134974, 153264)]