256644432

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:242

約数の個数: 240

約数和(自身を含む): 837982080

約数和(自身を除く): 581337648

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 29, 33, 36, 37, 44, 48, 58, 66, 72, 74, 87, 88, 99, 111, 116, 132, 144, 148, 151, 174, 176, 198, 222, 232, 261, 264, 296, 302, 319, 333, 348, 396, 407, 444, 453, 464, 522, 528, 592, 604, 638, 666, 696, 792, 814, 888, 906, 957, 1044, 1073, 1208, 1221, 1276, 1332, 1359, 1392, 1584, 1628, 1661, 1776, 1812, 1914, 2088, 2146, 2416, 2442, 2552, 2664, 2718, 2871, 3219, 3256, 3322, 3624, 3663, 3828, 4176, 4292, 4379, 4884, 4983, 5104, 5328, 5436, 5587, 5742, 6438, 6512, 6644, 7248, 7326, 7656, 8584, 8758, 9657, 9768, 9966, 10872, 11174, 11484, 11803, 12876, 13137, 13288, 14652, 14949, 15312, 16761, 17168, 17516, 19314, 19536, 19932, 21744, 22348, 22968, 23606, 25752, 26274, 26576, 29304, 29898, 33522, 35032, 35409, 38628, 39411, 39864, 44696, 45936, 47212, 48169, 50283, 51504, 52548, 58608, 59796, 61457, 67044, 70064, 70818, 77256, 78822, 79728, 89392, 94424, 96338, 100566, 105096, 106227, 119592, 122914, 134088, 141636, 144507, 154512, 157644, 162023, 184371, 188848, 192676, 201132, 210192, 212454, 239184, 245828, 268176, 283272, 289014, 315288, 324046, 368742, 385352, 402264, 424908, 433521, 486069, 491656, 553113, 566544, 578028, 630576, 648092, 737484, 770704, 804528, 849816, 867042, 972138, 983312, 1106226, 1156056, 1296184, 1458207, 1474968, 1699632, 1734084, 1782253, 1944276, 2212452, 2312112, 2592368, 2916414, 2949936, 3468168, 3564506, 3888552, 4424904, 5346759, 5832828, 6936336, 7129012, 7777104, 8849808, 10693518, 11665656, 14258024, 16040277, 21387036, 23331312, 28516048, 32080554, 42774072, 64161108, 85548144, 128322216, 256644432]

約数ペア:

[(1, 256644432), (2, 128322216), (3, 85548144), (4, 64161108), (6, 42774072), (8, 32080554), (9, 28516048), (11, 23331312), (12, 21387036), (16, 16040277), (18, 14258024), (22, 11665656), (24, 10693518), (29, 8849808), (33, 7777104), (36, 7129012), (37, 6936336), (44, 5832828), (48, 5346759), (58, 4424904), (66, 3888552), (72, 3564506), (74, 3468168), (87, 2949936), (88, 2916414), (99, 2592368), (111, 2312112), (116, 2212452), (132, 1944276), (144, 1782253), (148, 1734084), (151, 1699632), (174, 1474968), (176, 1458207), (198, 1296184), (222, 1156056), (232, 1106226), (261, 983312), (264, 972138), (296, 867042), (302, 849816), (319, 804528), (333, 770704), (348, 737484), (396, 648092), (407, 630576), (444, 578028), (453, 566544), (464, 553113), (522, 491656), (528, 486069), (592, 433521), (604, 424908), (638, 402264), (666, 385352), (696, 368742), (792, 324046), (814, 315288), (888, 289014), (906, 283272), (957, 268176), (1044, 245828), (1073, 239184), (1208, 212454), (1221, 210192), (1276, 201132), (1332, 192676), (1359, 188848), (1392, 184371), (1584, 162023), (1628, 157644), (1661, 154512), (1776, 144507), (1812, 141636), (1914, 134088), (2088, 122914), (2146, 119592), (2416, 106227), (2442, 105096), (2552, 100566), (2664, 96338), (2718, 94424), (2871, 89392), (3219, 79728), (3256, 78822), (3322, 77256), (3624, 70818), (3663, 70064), (3828, 67044), (4176, 61457), (4292, 59796), (4379, 58608), (4884, 52548), (4983, 51504), (5104, 50283), (5328, 48169), (5436, 47212), (5587, 45936), (5742, 44696), (6438, 39864), (6512, 39411), (6644, 38628), (7248, 35409), (7326, 35032), (7656, 33522), (8584, 29898), (8758, 29304), (9657, 26576), (9768, 26274), (9966, 25752), (10872, 23606), (11174, 22968), (11484, 22348), (11803, 21744), (12876, 19932), (13137, 19536), (13288, 19314), (14652, 17516), (14949, 17168), (15312, 16761)]