258265280

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:232

約数の個数: 224

約数和(自身を含む): 776630400

約数和(自身を除く): 518365120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 181, 182, 196, 208, 224, 245, 260, 280, 320, 343, 362, 364, 392, 416, 448, 455, 490, 520, 560, 637, 686, 724, 728, 784, 832, 905, 910, 980, 1040, 1120, 1267, 1274, 1372, 1448, 1456, 1568, 1715, 1810, 1820, 1960, 2080, 2240, 2353, 2534, 2548, 2744, 2896, 2912, 3136, 3185, 3430, 3620, 3640, 3920, 4160, 4459, 4706, 5068, 5096, 5488, 5792, 5824, 6335, 6370, 6860, 7240, 7280, 7840, 8869, 8918, 9412, 10136, 10192, 10976, 11584, 11765, 12670, 12740, 13720, 14480, 14560, 15680, 16471, 17738, 17836, 18824, 20272, 20384, 21952, 22295, 23530, 25340, 25480, 27440, 28960, 29120, 32942, 35476, 35672, 37648, 40544, 40768, 44345, 44590, 47060, 50680, 50960, 54880, 57920, 62083, 65884, 70952, 71344, 75296, 81088, 82355, 88690, 89180, 94120, 101360, 101920, 109760, 115297, 124166, 131768, 141904, 142688, 150592, 164710, 177380, 178360, 188240, 202720, 203840, 230594, 248332, 263536, 283808, 285376, 310415, 329420, 354760, 356720, 376480, 405440, 461188, 496664, 527072, 567616, 576485, 620830, 658840, 709520, 713440, 752960, 807079, 922376, 993328, 1054144, 1152970, 1241660, 1317680, 1419040, 1426880, 1614158, 1844752, 1986656, 2305940, 2483320, 2635360, 2838080, 3228316, 3689504, 3973312, 4035395, 4611880, 4966640, 5270720, 6456632, 7379008, 8070790, 9223760, 9933280, 12913264, 16141580, 18447520, 19866560, 25826528, 32283160, 36895040, 51653056, 64566320, 129132640, 258265280]

約数ペア:

[(1, 258265280), (2, 129132640), (4, 64566320), (5, 51653056), (7, 36895040), (8, 32283160), (10, 25826528), (13, 19866560), (14, 18447520), (16, 16141580), (20, 12913264), (26, 9933280), (28, 9223760), (32, 8070790), (35, 7379008), (40, 6456632), (49, 5270720), (52, 4966640), (56, 4611880), (64, 4035395), (65, 3973312), (70, 3689504), (80, 3228316), (91, 2838080), (98, 2635360), (104, 2483320), (112, 2305940), (130, 1986656), (140, 1844752), (160, 1614158), (181, 1426880), (182, 1419040), (196, 1317680), (208, 1241660), (224, 1152970), (245, 1054144), (260, 993328), (280, 922376), (320, 807079), (343, 752960), (362, 713440), (364, 709520), (392, 658840), (416, 620830), (448, 576485), (455, 567616), (490, 527072), (520, 496664), (560, 461188), (637, 405440), (686, 376480), (724, 356720), (728, 354760), (784, 329420), (832, 310415), (905, 285376), (910, 283808), (980, 263536), (1040, 248332), (1120, 230594), (1267, 203840), (1274, 202720), (1372, 188240), (1448, 178360), (1456, 177380), (1568, 164710), (1715, 150592), (1810, 142688), (1820, 141904), (1960, 131768), (2080, 124166), (2240, 115297), (2353, 109760), (2534, 101920), (2548, 101360), (2744, 94120), (2896, 89180), (2912, 88690), (3136, 82355), (3185, 81088), (3430, 75296), (3620, 71344), (3640, 70952), (3920, 65884), (4160, 62083), (4459, 57920), (4706, 54880), (5068, 50960), (5096, 50680), (5488, 47060), (5792, 44590), (5824, 44345), (6335, 40768), (6370, 40544), (6860, 37648), (7240, 35672), (7280, 35476), (7840, 32942), (8869, 29120), (8918, 28960), (9412, 27440), (10136, 25480), (10192, 25340), (10976, 23530), (11584, 22295), (11765, 21952), (12670, 20384), (12740, 20272), (13720, 18824), (14480, 17836), (14560, 17738), (15680, 16471)]