257624192

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:486

約数の個数: 128

約数和(自身を含む): 635664000

約数和(自身を除く): 378039808

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 37, 38, 56, 64, 74, 76, 112, 128, 133, 148, 152, 224, 259, 266, 296, 304, 409, 448, 518, 532, 592, 608, 703, 818, 896, 1036, 1064, 1184, 1216, 1406, 1636, 2072, 2128, 2368, 2432, 2812, 2863, 3272, 4144, 4256, 4736, 4921, 5624, 5726, 6544, 7771, 8288, 8512, 9842, 11248, 11452, 13088, 15133, 15542, 16576, 17024, 19684, 22496, 22904, 26176, 30266, 31084, 33152, 39368, 44992, 45808, 52352, 54397, 60532, 62168, 78736, 89984, 91616, 105931, 108794, 121064, 124336, 157472, 183232, 211862, 217588, 242128, 248672, 287527, 314944, 366464, 423724, 435176, 484256, 497344, 575054, 629888, 847448, 870352, 968512, 994688, 1150108, 1694896, 1740704, 1937024, 2012689, 2300216, 3389792, 3481408, 4025378, 4600432, 6779584, 6962816, 8050756, 9200864, 13559168, 16101512, 18401728, 32203024, 36803456, 64406048, 128812096, 257624192]

約数ペア:

[(1, 257624192), (2, 128812096), (4, 64406048), (7, 36803456), (8, 32203024), (14, 18401728), (16, 16101512), (19, 13559168), (28, 9200864), (32, 8050756), (37, 6962816), (38, 6779584), (56, 4600432), (64, 4025378), (74, 3481408), (76, 3389792), (112, 2300216), (128, 2012689), (133, 1937024), (148, 1740704), (152, 1694896), (224, 1150108), (259, 994688), (266, 968512), (296, 870352), (304, 847448), (409, 629888), (448, 575054), (518, 497344), (532, 484256), (592, 435176), (608, 423724), (703, 366464), (818, 314944), (896, 287527), (1036, 248672), (1064, 242128), (1184, 217588), (1216, 211862), (1406, 183232), (1636, 157472), (2072, 124336), (2128, 121064), (2368, 108794), (2432, 105931), (2812, 91616), (2863, 89984), (3272, 78736), (4144, 62168), (4256, 60532), (4736, 54397), (4921, 52352), (5624, 45808), (5726, 44992), (6544, 39368), (7771, 33152), (8288, 31084), (8512, 30266), (9842, 26176), (11248, 22904), (11452, 22496), (13088, 19684), (15133, 17024), (15542, 16576)]