16981555968

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18289}}^1$

素因数の和:18355

約数の個数: 216

約数和(自身を含む): 54432210560

約数和(自身を除く): 37450654592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 64, 72, 78, 93, 96, 104, 117, 124, 128, 144, 156, 186, 192, 208, 234, 248, 256, 279, 288, 312, 372, 384, 403, 416, 468, 496, 558, 576, 624, 744, 768, 806, 832, 936, 992, 1116, 1152, 1209, 1248, 1488, 1612, 1664, 1872, 1984, 2232, 2304, 2418, 2496, 2976, 3224, 3328, 3627, 3744, 3968, 4464, 4836, 4992, 5952, 6448, 7254, 7488, 7936, 8928, 9672, 9984, 11904, 12896, 14508, 14976, 17856, 18289, 19344, 23808, 25792, 29016, 29952, 35712, 36578, 38688, 51584, 54867, 58032, 71424, 73156, 77376, 103168, 109734, 116064, 146312, 154752, 164601, 219468, 232128, 237757, 292624, 309504, 329202, 438936, 464256, 475514, 566959, 585248, 658404, 713271, 877872, 928512, 951028, 1133918, 1170496, 1316808, 1426542, 1700877, 1755744, 1902056, 2139813, 2267836, 2340992, 2633616, 2853084, 3401754, 3511488, 3804112, 4279626, 4535672, 4681984, 5102631, 5267232, 5706168, 6803508, 7022976, 7370467, 7608224, 8559252, 9071344, 10205262, 10534464, 11412336, 13607016, 14045952, 14740934, 15216448, 17118504, 18142688, 20410524, 21068928, 22111401, 22824672, 27214032, 29481868, 30432896, 34237008, 36285376, 40821048, 42137856, 44222802, 45649344, 54428064, 58963736, 60865792, 66334203, 68474016, 72570752, 81642096, 88445604, 91298688, 108856128, 117927472, 132668406, 136948032, 145141504, 163284192, 176891208, 182597376, 217712256, 235854944, 265336812, 273896064, 326568384, 353782416, 435424512, 471709888, 530673624, 547792128, 653136768, 707564832, 943419776, 1061347248, 1306273536, 1415129664, 1886839552, 2122694496, 2830259328, 4245388992, 5660518656, 8490777984, 16981555968]

約数ペア:

[(1, 16981555968), (2, 8490777984), (3, 5660518656), (4, 4245388992), (6, 2830259328), (8, 2122694496), (9, 1886839552), (12, 1415129664), (13, 1306273536), (16, 1061347248), (18, 943419776), (24, 707564832), (26, 653136768), (31, 547792128), (32, 530673624), (36, 471709888), (39, 435424512), (48, 353782416), (52, 326568384), (62, 273896064), (64, 265336812), (72, 235854944), (78, 217712256), (93, 182597376), (96, 176891208), (104, 163284192), (117, 145141504), (124, 136948032), (128, 132668406), (144, 117927472), (156, 108856128), (186, 91298688), (192, 88445604), (208, 81642096), (234, 72570752), (248, 68474016), (256, 66334203), (279, 60865792), (288, 58963736), (312, 54428064), (372, 45649344), (384, 44222802), (403, 42137856), (416, 40821048), (468, 36285376), (496, 34237008), (558, 30432896), (576, 29481868), (624, 27214032), (744, 22824672), (768, 22111401), (806, 21068928), (832, 20410524), (936, 18142688), (992, 17118504), (1116, 15216448), (1152, 14740934), (1209, 14045952), (1248, 13607016), (1488, 11412336), (1612, 10534464), (1664, 10205262), (1872, 9071344), (1984, 8559252), (2232, 7608224), (2304, 7370467), (2418, 7022976), (2496, 6803508), (2976, 5706168), (3224, 5267232), (3328, 5102631), (3627, 4681984), (3744, 4535672), (3968, 4279626), (4464, 3804112), (4836, 3511488), (4992, 3401754), (5952, 2853084), (6448, 2633616), (7254, 2340992), (7488, 2267836), (7936, 2139813), (8928, 1902056), (9672, 1755744), (9984, 1700877), (11904, 1426542), (12896, 1316808), (14508, 1170496), (14976, 1133918), (17856, 951028), (18289, 928512), (19344, 877872), (23808, 713271), (25792, 658404), (29016, 585248), (29952, 566959), (35712, 475514), (36578, 464256), (38688, 438936), (51584, 329202), (54867, 309504), (58032, 292624), (71424, 237757), (73156, 232128), (77376, 219468), (103168, 164601), (109734, 154752), (116064, 146312)]