20797787904

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2091

約数の個数: 288

約数和(自身を含む): 62791680000

約数和(自身を除く): 41993892096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 31, 32, 38, 46, 48, 57, 62, 64, 69, 76, 92, 93, 96, 114, 124, 128, 138, 152, 184, 186, 192, 228, 248, 256, 276, 304, 368, 372, 384, 437, 456, 496, 552, 589, 608, 713, 736, 744, 768, 874, 912, 992, 1104, 1178, 1216, 1311, 1426, 1472, 1488, 1748, 1767, 1824, 1984, 1999, 2139, 2208, 2356, 2432, 2622, 2852, 2944, 2976, 3496, 3534, 3648, 3968, 3998, 4278, 4416, 4712, 4864, 5244, 5704, 5888, 5952, 5997, 6992, 7068, 7296, 7936, 7996, 8556, 8832, 9424, 10488, 11408, 11904, 11994, 13547, 13984, 14136, 14592, 15992, 17112, 17664, 18848, 20976, 22816, 23808, 23988, 27094, 27968, 28272, 31984, 34224, 37696, 37981, 40641, 41952, 45632, 45977, 47976, 54188, 55936, 56544, 61969, 63968, 68448, 75392, 75962, 81282, 83904, 91264, 91954, 95952, 108376, 111872, 113088, 113943, 123938, 127936, 136896, 137931, 150784, 151924, 162564, 167808, 182528, 183908, 185907, 191904, 216752, 226176, 227886, 247876, 255872, 273792, 275862, 303848, 325128, 335616, 367816, 371814, 383808, 433504, 452352, 455772, 495752, 511744, 547584, 551724, 607696, 650256, 735632, 743628, 767616, 867008, 873563, 911544, 991504, 1103448, 1177411, 1215392, 1300512, 1425287, 1471264, 1487256, 1535232, 1734016, 1747126, 1823088, 1983008, 2206896, 2354822, 2430784, 2601024, 2620689, 2850574, 2942528, 2974512, 3468032, 3494252, 3532233, 3646176, 3966016, 4275861, 4413792, 4709644, 4861568, 5202048, 5241378, 5701148, 5885056, 5949024, 6988504, 7064466, 7292352, 7932032, 8551722, 8827584, 9419288, 9723136, 10404096, 10482756, 11402296, 11770112, 11898048, 13977008, 14128932, 14584704, 15864064, 17103444, 17655168, 18838576, 20965512, 22804592, 23796096, 27080453, 27954016, 28257864, 29169408, 34206888, 35310336, 37677152, 41931024, 45609184, 47592192, 54160906, 55908032, 56515728, 68413776, 75354304, 81241359, 83862048, 91218368, 108321812, 111816064, 113031456, 136827552, 150708608, 162482718, 167724096, 182436736, 216643624, 223632128, 226062912, 273655104, 301417216, 324965436, 335448192, 364873472, 433287248, 452125824, 547310208, 649930872, 670896384, 866574496, 904251648, 1094620416, 1299861744, 1733148992, 2599723488, 3466297984, 5199446976, 6932595968, 10398893952, 20797787904]

約数ペア:

[(1, 20797787904), (2, 10398893952), (3, 6932595968), (4, 5199446976), (6, 3466297984), (8, 2599723488), (12, 1733148992), (16, 1299861744), (19, 1094620416), (23, 904251648), (24, 866574496), (31, 670896384), (32, 649930872), (38, 547310208), (46, 452125824), (48, 433287248), (57, 364873472), (62, 335448192), (64, 324965436), (69, 301417216), (76, 273655104), (92, 226062912), (93, 223632128), (96, 216643624), (114, 182436736), (124, 167724096), (128, 162482718), (138, 150708608), (152, 136827552), (184, 113031456), (186, 111816064), (192, 108321812), (228, 91218368), (248, 83862048), (256, 81241359), (276, 75354304), (304, 68413776), (368, 56515728), (372, 55908032), (384, 54160906), (437, 47592192), (456, 45609184), (496, 41931024), (552, 37677152), (589, 35310336), (608, 34206888), (713, 29169408), (736, 28257864), (744, 27954016), (768, 27080453), (874, 23796096), (912, 22804592), (992, 20965512), (1104, 18838576), (1178, 17655168), (1216, 17103444), (1311, 15864064), (1426, 14584704), (1472, 14128932), (1488, 13977008), (1748, 11898048), (1767, 11770112), (1824, 11402296), (1984, 10482756), (1999, 10404096), (2139, 9723136), (2208, 9419288), (2356, 8827584), (2432, 8551722), (2622, 7932032), (2852, 7292352), (2944, 7064466), (2976, 6988504), (3496, 5949024), (3534, 5885056), (3648, 5701148), (3968, 5241378), (3998, 5202048), (4278, 4861568), (4416, 4709644), (4712, 4413792), (4864, 4275861), (5244, 3966016), (5704, 3646176), (5888, 3532233), (5952, 3494252), (5997, 3468032), (6992, 2974512), (7068, 2942528), (7296, 2850574), (7936, 2620689), (7996, 2601024), (8556, 2430784), (8832, 2354822), (9424, 2206896), (10488, 1983008), (11408, 1823088), (11904, 1747126), (11994, 1734016), (13547, 1535232), (13984, 1487256), (14136, 1471264), (14592, 1425287), (15992, 1300512), (17112, 1215392), (17664, 1177411), (18848, 1103448), (20976, 991504), (22816, 911544), (23808, 873563), (23988, 867008), (27094, 767616), (27968, 743628), (28272, 735632), (31984, 650256), (34224, 607696), (37696, 551724), (37981, 547584), (40641, 511744), (41952, 495752), (45632, 455772), (45977, 452352), (47976, 433504), (54188, 383808), (55936, 371814), (56544, 367816), (61969, 335616), (63968, 325128), (68448, 303848), (75392, 275862), (75962, 273792), (81282, 255872), (83904, 247876), (91264, 227886), (91954, 226176), (95952, 216752), (108376, 191904), (111872, 185907), (113088, 183908), (113943, 182528), (123938, 167808), (127936, 162564), (136896, 151924), (137931, 150784)]