1871991296

素因数分解:

$2^9\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 240

約数和(自身を含む): 4702199040

約数和(自身を除く): 2830207744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 32, 49, 56, 58, 62, 64, 83, 98, 112, 116, 124, 128, 166, 196, 203, 217, 224, 232, 248, 256, 332, 392, 406, 434, 448, 464, 496, 512, 581, 664, 784, 812, 868, 896, 899, 928, 992, 1162, 1328, 1421, 1519, 1568, 1624, 1736, 1792, 1798, 1856, 1984, 2324, 2407, 2573, 2656, 2842, 3038, 3136, 3248, 3472, 3584, 3596, 3712, 3968, 4067, 4648, 4814, 5146, 5312, 5684, 6076, 6272, 6293, 6496, 6944, 7192, 7424, 7936, 8134, 9296, 9628, 10292, 10624, 11368, 12152, 12544, 12586, 12992, 13888, 14384, 14848, 15872, 16268, 16849, 18011, 18592, 19256, 20584, 21248, 22736, 24304, 25088, 25172, 25984, 27776, 28768, 32536, 33698, 36022, 37184, 38512, 41168, 42496, 44051, 45472, 48608, 50344, 51968, 55552, 57536, 65072, 67396, 72044, 74368, 74617, 77024, 82336, 88102, 90944, 97216, 100688, 103936, 111104, 115072, 117943, 126077, 130144, 134792, 144088, 148736, 149234, 154048, 164672, 176204, 181888, 194432, 201376, 230144, 235886, 252154, 260288, 269584, 288176, 297472, 298468, 308096, 329344, 352408, 363776, 388864, 402752, 460288, 471772, 504308, 520576, 522319, 539168, 576352, 596936, 616192, 658688, 704816, 727552, 777728, 805504, 943544, 1008616, 1041152, 1044638, 1078336, 1152704, 1193872, 1232384, 1317376, 1409632, 1611008, 1887088, 2017232, 2082304, 2089276, 2156672, 2305408, 2387744, 2819264, 3222016, 3656233, 3774176, 4034464, 4178552, 4313344, 4610816, 4775488, 5638528, 7312466, 7548352, 8068928, 8357104, 8626688, 9221632, 9550976, 11277056, 14624932, 15096704, 16137856, 16714208, 19101952, 22554112, 29249864, 30193408, 32275712, 33428416, 38203904, 58499728, 60386816, 64551424, 66856832, 116999456, 133713664, 233998912, 267427328, 467997824, 935995648, 1871991296]

約数ペア:

[(1, 1871991296), (2, 935995648), (4, 467997824), (7, 267427328), (8, 233998912), (14, 133713664), (16, 116999456), (28, 66856832), (29, 64551424), (31, 60386816), (32, 58499728), (49, 38203904), (56, 33428416), (58, 32275712), (62, 30193408), (64, 29249864), (83, 22554112), (98, 19101952), (112, 16714208), (116, 16137856), (124, 15096704), (128, 14624932), (166, 11277056), (196, 9550976), (203, 9221632), (217, 8626688), (224, 8357104), (232, 8068928), (248, 7548352), (256, 7312466), (332, 5638528), (392, 4775488), (406, 4610816), (434, 4313344), (448, 4178552), (464, 4034464), (496, 3774176), (512, 3656233), (581, 3222016), (664, 2819264), (784, 2387744), (812, 2305408), (868, 2156672), (896, 2089276), (899, 2082304), (928, 2017232), (992, 1887088), (1162, 1611008), (1328, 1409632), (1421, 1317376), (1519, 1232384), (1568, 1193872), (1624, 1152704), (1736, 1078336), (1792, 1044638), (1798, 1041152), (1856, 1008616), (1984, 943544), (2324, 805504), (2407, 777728), (2573, 727552), (2656, 704816), (2842, 658688), (3038, 616192), (3136, 596936), (3248, 576352), (3472, 539168), (3584, 522319), (3596, 520576), (3712, 504308), (3968, 471772), (4067, 460288), (4648, 402752), (4814, 388864), (5146, 363776), (5312, 352408), (5684, 329344), (6076, 308096), (6272, 298468), (6293, 297472), (6496, 288176), (6944, 269584), (7192, 260288), (7424, 252154), (7936, 235886), (8134, 230144), (9296, 201376), (9628, 194432), (10292, 181888), (10624, 176204), (11368, 164672), (12152, 154048), (12544, 149234), (12586, 148736), (12992, 144088), (13888, 134792), (14384, 130144), (14848, 126077), (15872, 117943), (16268, 115072), (16849, 111104), (18011, 103936), (18592, 100688), (19256, 97216), (20584, 90944), (21248, 88102), (22736, 82336), (24304, 77024), (25088, 74617), (25172, 74368), (25984, 72044), (27776, 67396), (28768, 65072), (32536, 57536), (33698, 55552), (36022, 51968), (37184, 50344), (38512, 48608), (41168, 45472), (42496, 44051)]