1881639984

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 240

約数和(自身を含む): 5911335936

約数和(自身を除く): 4029695952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 49, 56, 62, 84, 93, 98, 112, 124, 131, 147, 168, 186, 196, 197, 217, 248, 262, 294, 336, 372, 392, 393, 394, 434, 496, 524, 588, 591, 651, 744, 784, 786, 788, 868, 917, 1048, 1176, 1182, 1302, 1379, 1488, 1519, 1572, 1576, 1736, 1834, 2096, 2352, 2364, 2604, 2751, 2758, 3038, 3144, 3152, 3472, 3668, 4061, 4137, 4557, 4728, 5208, 5502, 5516, 6076, 6107, 6288, 6419, 7336, 8122, 8274, 9114, 9456, 9653, 10416, 11004, 11032, 12152, 12183, 12214, 12838, 14672, 16244, 16548, 18228, 18321, 19257, 19306, 22008, 22064, 24304, 24366, 24428, 25676, 25807, 28427, 28959, 32488, 33096, 36456, 36642, 38514, 38612, 42749, 44016, 48732, 48856, 51352, 51614, 56854, 57918, 64976, 66192, 72912, 73284, 77028, 77224, 77421, 85281, 85498, 97464, 97712, 102704, 103228, 113708, 115836, 128247, 146568, 154056, 154448, 154842, 170562, 170996, 180649, 194928, 198989, 206456, 227416, 231672, 256494, 293136, 299243, 308112, 309684, 341124, 341992, 361298, 397978, 412912, 454832, 463344, 512988, 541947, 596967, 598486, 619368, 682248, 683984, 722596, 795956, 800017, 897729, 1025976, 1083894, 1193934, 1196972, 1238736, 1264543, 1364496, 1445192, 1591912, 1600034, 1795458, 2051952, 2167788, 2387868, 2393944, 2400051, 2529086, 2890384, 3183824, 3200068, 3590916, 3793629, 4335576, 4775736, 4787888, 4800102, 5058172, 5600119, 6400136, 7181832, 7587258, 8671152, 9551472, 9600204, 10116344, 11200238, 12800272, 14363664, 15174516, 16800357, 19200408, 20232688, 22400476, 30349032, 33600714, 38400816, 39200833, 44800952, 60698064, 67201428, 78401666, 89601904, 117602499, 134402856, 156803332, 235204998, 268805712, 313606664, 470409996, 627213328, 940819992, 1881639984]

約数ペア:

[(1, 1881639984), (2, 940819992), (3, 627213328), (4, 470409996), (6, 313606664), (7, 268805712), (8, 235204998), (12, 156803332), (14, 134402856), (16, 117602499), (21, 89601904), (24, 78401666), (28, 67201428), (31, 60698064), (42, 44800952), (48, 39200833), (49, 38400816), (56, 33600714), (62, 30349032), (84, 22400476), (93, 20232688), (98, 19200408), (112, 16800357), (124, 15174516), (131, 14363664), (147, 12800272), (168, 11200238), (186, 10116344), (196, 9600204), (197, 9551472), (217, 8671152), (248, 7587258), (262, 7181832), (294, 6400136), (336, 5600119), (372, 5058172), (392, 4800102), (393, 4787888), (394, 4775736), (434, 4335576), (496, 3793629), (524, 3590916), (588, 3200068), (591, 3183824), (651, 2890384), (744, 2529086), (784, 2400051), (786, 2393944), (788, 2387868), (868, 2167788), (917, 2051952), (1048, 1795458), (1176, 1600034), (1182, 1591912), (1302, 1445192), (1379, 1364496), (1488, 1264543), (1519, 1238736), (1572, 1196972), (1576, 1193934), (1736, 1083894), (1834, 1025976), (2096, 897729), (2352, 800017), (2364, 795956), (2604, 722596), (2751, 683984), (2758, 682248), (3038, 619368), (3144, 598486), (3152, 596967), (3472, 541947), (3668, 512988), (4061, 463344), (4137, 454832), (4557, 412912), (4728, 397978), (5208, 361298), (5502, 341992), (5516, 341124), (6076, 309684), (6107, 308112), (6288, 299243), (6419, 293136), (7336, 256494), (8122, 231672), (8274, 227416), (9114, 206456), (9456, 198989), (9653, 194928), (10416, 180649), (11004, 170996), (11032, 170562), (12152, 154842), (12183, 154448), (12214, 154056), (12838, 146568), (14672, 128247), (16244, 115836), (16548, 113708), (18228, 103228), (18321, 102704), (19257, 97712), (19306, 97464), (22008, 85498), (22064, 85281), (24304, 77421), (24366, 77224), (24428, 77028), (25676, 73284), (25807, 72912), (28427, 66192), (28959, 64976), (32488, 57918), (33096, 56854), (36456, 51614), (36642, 51352), (38514, 48856), (38612, 48732), (42749, 44016)]