256948289280

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{3299}}^1\times {\mathrm{6761}}^1$

素因数の和:10087

約数の個数: 216

約数和(自身を含む): 889415326800

約数和(自身を除く): 632467037520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3299, 3840, 5760, 6598, 6761, 9897, 11520, 13196, 13522, 16495, 19794, 20283, 26392, 27044, 29691, 32990, 33805, 39588, 40566, 49485, 52784, 54088, 59382, 60849, 65980, 67610, 79176, 81132, 98970, 101415, 105568, 108176, 118764, 121698, 131960, 135220, 148455, 158352, 162264, 197940, 202830, 211136, 216352, 237528, 243396, 263920, 270440, 296910, 304245, 316704, 324528, 395880, 405660, 422272, 432704, 475056, 486792, 527840, 540880, 593820, 608490, 633408, 649056, 791760, 811320, 844544, 865408, 950112, 973584, 1055680, 1081760, 1187640, 1216980, 1266816, 1298112, 1583520, 1622640, 1730816, 1900224, 1947168, 2111360, 2163520, 2375280, 2433960, 2533632, 2596224, 3167040, 3245280, 3800448, 3894336, 4222720, 4327040, 4750560, 4867920, 5192448, 6334080, 6490560, 7600896, 7788672, 8654080, 9501120, 9735840, 12668160, 12981120, 15577344, 19002240, 19471680, 22304539, 25962240, 38004480, 38943360, 44609078, 66913617, 77886720, 89218156, 111522695, 133827234, 178436312, 200740851, 223045390, 267654468, 334568085, 356872624, 401481702, 446090780, 535308936, 669136170, 713745248, 802963404, 892181560, 1003704255, 1070617872, 1338272340, 1427490496, 1605926808, 1784363120, 2007408510, 2141235744, 2676544680, 2854980992, 3211853616, 3568726240, 4014817020, 4282471488, 5353089360, 5709961984, 6423707232, 7137452480, 8029634040, 8564942976, 10706178720, 12847414464, 14274904960, 16059268080, 17129885952, 21412357440, 25694828928, 28549809920, 32118536160, 42824714880, 51389657856, 64237072320, 85649429760, 128474144640, 256948289280]

約数ペア:

[(1, 256948289280), (2, 128474144640), (3, 85649429760), (4, 64237072320), (5, 51389657856), (6, 42824714880), (8, 32118536160), (9, 28549809920), (10, 25694828928), (12, 21412357440), (15, 17129885952), (16, 16059268080), (18, 14274904960), (20, 12847414464), (24, 10706178720), (30, 8564942976), (32, 8029634040), (36, 7137452480), (40, 6423707232), (45, 5709961984), (48, 5353089360), (60, 4282471488), (64, 4014817020), (72, 3568726240), (80, 3211853616), (90, 2854980992), (96, 2676544680), (120, 2141235744), (128, 2007408510), (144, 1784363120), (160, 1605926808), (180, 1427490496), (192, 1338272340), (240, 1070617872), (256, 1003704255), (288, 892181560), (320, 802963404), (360, 713745248), (384, 669136170), (480, 535308936), (576, 446090780), (640, 401481702), (720, 356872624), (768, 334568085), (960, 267654468), (1152, 223045390), (1280, 200740851), (1440, 178436312), (1920, 133827234), (2304, 111522695), (2880, 89218156), (3299, 77886720), (3840, 66913617), (5760, 44609078), (6598, 38943360), (6761, 38004480), (9897, 25962240), (11520, 22304539), (13196, 19471680), (13522, 19002240), (16495, 15577344), (19794, 12981120), (20283, 12668160), (26392, 9735840), (27044, 9501120), (29691, 8654080), (32990, 7788672), (33805, 7600896), (39588, 6490560), (40566, 6334080), (49485, 5192448), (52784, 4867920), (54088, 4750560), (59382, 4327040), (60849, 4222720), (65980, 3894336), (67610, 3800448), (79176, 3245280), (81132, 3167040), (98970, 2596224), (101415, 2533632), (105568, 2433960), (108176, 2375280), (118764, 2163520), (121698, 2111360), (131960, 1947168), (135220, 1900224), (148455, 1730816), (158352, 1622640), (162264, 1583520), (197940, 1298112), (202830, 1266816), (211136, 1216980), (216352, 1187640), (237528, 1081760), (243396, 1055680), (263920, 973584), (270440, 950112), (296910, 865408), (304245, 844544), (316704, 811320), (324528, 791760), (395880, 649056), (405660, 633408), (422272, 608490), (432704, 593820), (475056, 540880), (486792, 527840)]