1981789824

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1471

約数の個数: 256

約数和(自身を含む): 6580224000

約数和(自身を除く): 4598434176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 31, 32, 34, 42, 48, 51, 56, 62, 64, 68, 84, 93, 96, 102, 112, 119, 124, 128, 136, 168, 186, 192, 204, 217, 224, 238, 248, 272, 336, 357, 372, 384, 408, 434, 448, 476, 496, 527, 544, 651, 672, 714, 744, 816, 868, 896, 952, 992, 1054, 1088, 1302, 1344, 1399, 1428, 1488, 1581, 1632, 1736, 1904, 1984, 2108, 2176, 2604, 2688, 2798, 2856, 2976, 3162, 3264, 3472, 3689, 3808, 3968, 4197, 4216, 5208, 5596, 5712, 5952, 6324, 6528, 6944, 7378, 7616, 8394, 8432, 9793, 10416, 11067, 11192, 11424, 11904, 12648, 13888, 14756, 15232, 16788, 16864, 19586, 20832, 22134, 22384, 22848, 23783, 25296, 27776, 29379, 29512, 33576, 33728, 39172, 41664, 43369, 44268, 44768, 45696, 47566, 50592, 58758, 59024, 67152, 67456, 71349, 78344, 83328, 86738, 88536, 89536, 95132, 101184, 117516, 118048, 130107, 134304, 142698, 156688, 166481, 173476, 177072, 179072, 190264, 202368, 235032, 236096, 260214, 268608, 285396, 303583, 313376, 332962, 346952, 354144, 380528, 470064, 472192, 499443, 520428, 537216, 570792, 607166, 626752, 665924, 693904, 708288, 737273, 761056, 910749, 940128, 998886, 1040856, 1141584, 1214332, 1253504, 1331848, 1387808, 1416576, 1474546, 1522112, 1821498, 1880256, 1997772, 2081712, 2211819, 2283168, 2428664, 2663696, 2775616, 2949092, 3044224, 3642996, 3760512, 3995544, 4163424, 4423638, 4566336, 4857328, 5160911, 5327392, 5551232, 5898184, 7285992, 7991088, 8326848, 8847276, 9132672, 9714656, 10321822, 10654784, 11796368, 14571984, 15482733, 15982176, 16653696, 17694552, 19429312, 20643644, 21309568, 23592736, 29143968, 30965466, 31964352, 35389104, 38858624, 41287288, 47185472, 58287936, 61930932, 63928704, 70778208, 82574576, 94370944, 116575872, 123861864, 141556416, 165149152, 247723728, 283112832, 330298304, 495447456, 660596608, 990894912, 1981789824]

約数ペア:

[(1, 1981789824), (2, 990894912), (3, 660596608), (4, 495447456), (6, 330298304), (7, 283112832), (8, 247723728), (12, 165149152), (14, 141556416), (16, 123861864), (17, 116575872), (21, 94370944), (24, 82574576), (28, 70778208), (31, 63928704), (32, 61930932), (34, 58287936), (42, 47185472), (48, 41287288), (51, 38858624), (56, 35389104), (62, 31964352), (64, 30965466), (68, 29143968), (84, 23592736), (93, 21309568), (96, 20643644), (102, 19429312), (112, 17694552), (119, 16653696), (124, 15982176), (128, 15482733), (136, 14571984), (168, 11796368), (186, 10654784), (192, 10321822), (204, 9714656), (217, 9132672), (224, 8847276), (238, 8326848), (248, 7991088), (272, 7285992), (336, 5898184), (357, 5551232), (372, 5327392), (384, 5160911), (408, 4857328), (434, 4566336), (448, 4423638), (476, 4163424), (496, 3995544), (527, 3760512), (544, 3642996), (651, 3044224), (672, 2949092), (714, 2775616), (744, 2663696), (816, 2428664), (868, 2283168), (896, 2211819), (952, 2081712), (992, 1997772), (1054, 1880256), (1088, 1821498), (1302, 1522112), (1344, 1474546), (1399, 1416576), (1428, 1387808), (1488, 1331848), (1581, 1253504), (1632, 1214332), (1736, 1141584), (1904, 1040856), (1984, 998886), (2108, 940128), (2176, 910749), (2604, 761056), (2688, 737273), (2798, 708288), (2856, 693904), (2976, 665924), (3162, 626752), (3264, 607166), (3472, 570792), (3689, 537216), (3808, 520428), (3968, 499443), (4197, 472192), (4216, 470064), (5208, 380528), (5596, 354144), (5712, 346952), (5952, 332962), (6324, 313376), (6528, 303583), (6944, 285396), (7378, 268608), (7616, 260214), (8394, 236096), (8432, 235032), (9793, 202368), (10416, 190264), (11067, 179072), (11192, 177072), (11424, 173476), (11904, 166481), (12648, 156688), (13888, 142698), (14756, 134304), (15232, 130107), (16788, 118048), (16864, 117516), (19586, 101184), (20832, 95132), (22134, 89536), (22384, 88536), (22848, 86738), (23783, 83328), (25296, 78344), (27776, 71349), (29379, 67456), (29512, 67152), (33576, 59024), (33728, 58758), (39172, 50592), (41664, 47566), (43369, 45696), (44268, 44768)]