1331821568

素因数分解:

$2^{10}\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:191

約数の個数: 264

約数和(自身を含む): 3584378880

約数和(自身を除く): 2252557312

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 49, 56, 64, 76, 77, 88, 98, 112, 127, 128, 133, 152, 154, 176, 196, 209, 224, 254, 256, 266, 304, 308, 352, 392, 418, 448, 508, 512, 532, 539, 608, 616, 704, 784, 836, 889, 896, 931, 1016, 1024, 1064, 1078, 1216, 1232, 1397, 1408, 1463, 1568, 1672, 1778, 1792, 1862, 2032, 2128, 2156, 2413, 2432, 2464, 2794, 2816, 2926, 3136, 3344, 3556, 3584, 3724, 4064, 4256, 4312, 4826, 4864, 4928, 5588, 5632, 5852, 6223, 6272, 6688, 7112, 7168, 7448, 8128, 8512, 8624, 9652, 9728, 9779, 9856, 10241, 11176, 11264, 11704, 12446, 12544, 13376, 14224, 14896, 16256, 16891, 17024, 17248, 19304, 19456, 19558, 19712, 20482, 22352, 23408, 24892, 25088, 26543, 26752, 28448, 29792, 32512, 33782, 34048, 34496, 38608, 39116, 39424, 40964, 44704, 46816, 49784, 50176, 53086, 53504, 56896, 59584, 65024, 67564, 68096, 68453, 68992, 77216, 78232, 78848, 81928, 89408, 93632, 99568, 106172, 107008, 113792, 118237, 119168, 130048, 135128, 136192, 136906, 137984, 154432, 156464, 163856, 178816, 185801, 187264, 199136, 212344, 214016, 227584, 236474, 238336, 270256, 273812, 275968, 308864, 312928, 327712, 357632, 371602, 374528, 398272, 424688, 455168, 472948, 476672, 540512, 547624, 551936, 617728, 625856, 655424, 715264, 743204, 749056, 796544, 849376, 910336, 945896, 953344, 1081024, 1095248, 1235456, 1251712, 1300607, 1310848, 1430528, 1486408, 1498112, 1593088, 1698752, 1891792, 2162048, 2190496, 2470912, 2503424, 2601214, 2621696, 2972816, 3186176, 3397504, 3783584, 4324096, 4380992, 5006848, 5202428, 5243392, 5945632, 6372352, 6795008, 7567168, 8648192, 8761984, 10013696, 10404856, 10486784, 11891264, 13590016, 15134336, 17296384, 17523968, 20809712, 23782528, 27180032, 30268672, 35047936, 41619424, 47565056, 60537344, 70095872, 83238848, 95130112, 121074688, 166477696, 190260224, 332955392, 665910784, 1331821568]

約数ペア:

[(1, 1331821568), (2, 665910784), (4, 332955392), (7, 190260224), (8, 166477696), (11, 121074688), (14, 95130112), (16, 83238848), (19, 70095872), (22, 60537344), (28, 47565056), (32, 41619424), (38, 35047936), (44, 30268672), (49, 27180032), (56, 23782528), (64, 20809712), (76, 17523968), (77, 17296384), (88, 15134336), (98, 13590016), (112, 11891264), (127, 10486784), (128, 10404856), (133, 10013696), (152, 8761984), (154, 8648192), (176, 7567168), (196, 6795008), (209, 6372352), (224, 5945632), (254, 5243392), (256, 5202428), (266, 5006848), (304, 4380992), (308, 4324096), (352, 3783584), (392, 3397504), (418, 3186176), (448, 2972816), (508, 2621696), (512, 2601214), (532, 2503424), (539, 2470912), (608, 2190496), (616, 2162048), (704, 1891792), (784, 1698752), (836, 1593088), (889, 1498112), (896, 1486408), (931, 1430528), (1016, 1310848), (1024, 1300607), (1064, 1251712), (1078, 1235456), (1216, 1095248), (1232, 1081024), (1397, 953344), (1408, 945896), (1463, 910336), (1568, 849376), (1672, 796544), (1778, 749056), (1792, 743204), (1862, 715264), (2032, 655424), (2128, 625856), (2156, 617728), (2413, 551936), (2432, 547624), (2464, 540512), (2794, 476672), (2816, 472948), (2926, 455168), (3136, 424688), (3344, 398272), (3556, 374528), (3584, 371602), (3724, 357632), (4064, 327712), (4256, 312928), (4312, 308864), (4826, 275968), (4864, 273812), (4928, 270256), (5588, 238336), (5632, 236474), (5852, 227584), (6223, 214016), (6272, 212344), (6688, 199136), (7112, 187264), (7168, 185801), (7448, 178816), (8128, 163856), (8512, 156464), (8624, 154432), (9652, 137984), (9728, 136906), (9779, 136192), (9856, 135128), (10241, 130048), (11176, 119168), (11264, 118237), (11704, 113792), (12446, 107008), (12544, 106172), (13376, 99568), (14224, 93632), (14896, 89408), (16256, 81928), (16891, 78848), (17024, 78232), (17248, 77216), (19304, 68992), (19456, 68453), (19558, 68096), (19712, 67564), (20482, 65024), (22352, 59584), (23408, 56896), (24892, 53504), (25088, 53086), (26543, 50176), (26752, 49784), (28448, 46816), (29792, 44704), (32512, 40964), (33782, 39424), (34048, 39116), (34496, 38608)]