258317312

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 176

約数和(自身を含む): 636698880

約数和(自身を除く): 378381568

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 32, 34, 38, 44, 64, 68, 71, 76, 88, 128, 136, 142, 152, 176, 187, 209, 256, 272, 284, 304, 323, 352, 374, 418, 512, 544, 568, 608, 646, 704, 748, 781, 836, 1024, 1088, 1136, 1207, 1216, 1292, 1349, 1408, 1496, 1562, 1672, 2176, 2272, 2414, 2432, 2584, 2698, 2816, 2992, 3124, 3344, 3553, 4352, 4544, 4828, 4864, 5168, 5396, 5632, 5984, 6248, 6688, 7106, 8704, 9088, 9656, 9728, 10336, 10792, 11264, 11968, 12496, 13277, 13376, 14212, 14839, 17408, 18176, 19312, 19456, 20672, 21584, 22933, 23936, 24992, 26554, 26752, 28424, 29678, 36352, 38624, 41344, 43168, 45866, 47872, 49984, 53108, 53504, 56848, 59356, 72704, 77248, 82688, 86336, 91732, 95744, 99968, 106216, 107008, 113696, 118712, 154496, 165376, 172672, 183464, 191488, 199936, 212432, 214016, 227392, 237424, 252263, 308992, 330752, 345344, 366928, 399872, 424864, 454784, 474848, 504526, 617984, 690688, 733856, 799744, 849728, 909568, 949696, 1009052, 1235968, 1381376, 1467712, 1699456, 1819136, 1899392, 2018104, 2935424, 3398912, 3638272, 3798784, 4036208, 5870848, 6797824, 7597568, 8072416, 11741696, 13595648, 15195136, 16144832, 23483392, 32289664, 64579328, 129158656, 258317312]

約数ペア:

[(1, 258317312), (2, 129158656), (4, 64579328), (8, 32289664), (11, 23483392), (16, 16144832), (17, 15195136), (19, 13595648), (22, 11741696), (32, 8072416), (34, 7597568), (38, 6797824), (44, 5870848), (64, 4036208), (68, 3798784), (71, 3638272), (76, 3398912), (88, 2935424), (128, 2018104), (136, 1899392), (142, 1819136), (152, 1699456), (176, 1467712), (187, 1381376), (209, 1235968), (256, 1009052), (272, 949696), (284, 909568), (304, 849728), (323, 799744), (352, 733856), (374, 690688), (418, 617984), (512, 504526), (544, 474848), (568, 454784), (608, 424864), (646, 399872), (704, 366928), (748, 345344), (781, 330752), (836, 308992), (1024, 252263), (1088, 237424), (1136, 227392), (1207, 214016), (1216, 212432), (1292, 199936), (1349, 191488), (1408, 183464), (1496, 172672), (1562, 165376), (1672, 154496), (2176, 118712), (2272, 113696), (2414, 107008), (2432, 106216), (2584, 99968), (2698, 95744), (2816, 91732), (2992, 86336), (3124, 82688), (3344, 77248), (3553, 72704), (4352, 59356), (4544, 56848), (4828, 53504), (4864, 53108), (5168, 49984), (5396, 47872), (5632, 45866), (5984, 43168), (6248, 41344), (6688, 38624), (7106, 36352), (8704, 29678), (9088, 28424), (9656, 26752), (9728, 26554), (10336, 24992), (10792, 23936), (11264, 22933), (11968, 21584), (12496, 20672), (13277, 19456), (13376, 19312), (14212, 18176), (14839, 17408)]