78172640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1$

素因数の和:114

約数の個数: 216

約数和(自身を含む): 236575080

約数和(自身を除く): 158402440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 59, 65, 70, 80, 91, 98, 104, 112, 118, 130, 140, 160, 169, 182, 196, 208, 224, 236, 245, 260, 280, 295, 338, 364, 392, 413, 416, 455, 472, 490, 520, 560, 590, 637, 676, 728, 767, 784, 826, 845, 910, 944, 980, 1040, 1120, 1180, 1183, 1274, 1352, 1456, 1534, 1568, 1652, 1690, 1820, 1888, 1960, 2065, 2080, 2360, 2366, 2548, 2704, 2891, 2912, 3068, 3185, 3304, 3380, 3640, 3835, 3920, 4130, 4720, 4732, 5096, 5369, 5408, 5782, 5915, 6136, 6370, 6608, 6760, 7280, 7670, 7840, 8260, 8281, 9440, 9464, 9971, 10192, 10738, 11564, 11830, 12272, 12740, 13216, 13520, 14455, 14560, 15340, 16520, 16562, 18928, 19942, 20384, 21476, 23128, 23660, 24544, 25480, 26845, 27040, 28910, 30680, 33040, 33124, 37583, 37856, 39884, 41405, 42952, 46256, 47320, 49855, 50960, 53690, 57820, 61360, 66080, 66248, 69797, 75166, 79768, 82810, 85904, 92512, 94640, 99710, 101920, 107380, 115640, 122720, 132496, 139594, 150332, 159536, 165620, 171808, 187915, 189280, 199420, 214760, 231280, 264992, 279188, 300664, 319072, 331240, 348985, 375830, 398840, 429520, 462560, 488579, 558376, 601328, 662480, 697970, 751660, 797680, 859040, 977158, 1116752, 1202656, 1324960, 1395940, 1503320, 1595360, 1954316, 2233504, 2442895, 2791880, 3006640, 3908632, 4885790, 5583760, 6013280, 7817264, 9771580, 11167520, 15634528, 19543160, 39086320, 78172640]

約数ペア:

[(1, 78172640), (2, 39086320), (4, 19543160), (5, 15634528), (7, 11167520), (8, 9771580), (10, 7817264), (13, 6013280), (14, 5583760), (16, 4885790), (20, 3908632), (26, 3006640), (28, 2791880), (32, 2442895), (35, 2233504), (40, 1954316), (49, 1595360), (52, 1503320), (56, 1395940), (59, 1324960), (65, 1202656), (70, 1116752), (80, 977158), (91, 859040), (98, 797680), (104, 751660), (112, 697970), (118, 662480), (130, 601328), (140, 558376), (160, 488579), (169, 462560), (182, 429520), (196, 398840), (208, 375830), (224, 348985), (236, 331240), (245, 319072), (260, 300664), (280, 279188), (295, 264992), (338, 231280), (364, 214760), (392, 199420), (413, 189280), (416, 187915), (455, 171808), (472, 165620), (490, 159536), (520, 150332), (560, 139594), (590, 132496), (637, 122720), (676, 115640), (728, 107380), (767, 101920), (784, 99710), (826, 94640), (845, 92512), (910, 85904), (944, 82810), (980, 79768), (1040, 75166), (1120, 69797), (1180, 66248), (1183, 66080), (1274, 61360), (1352, 57820), (1456, 53690), (1534, 50960), (1568, 49855), (1652, 47320), (1690, 46256), (1820, 42952), (1888, 41405), (1960, 39884), (2065, 37856), (2080, 37583), (2360, 33124), (2366, 33040), (2548, 30680), (2704, 28910), (2891, 27040), (2912, 26845), (3068, 25480), (3185, 24544), (3304, 23660), (3380, 23128), (3640, 21476), (3835, 20384), (3920, 19942), (4130, 18928), (4720, 16562), (4732, 16520), (5096, 15340), (5369, 14560), (5408, 14455), (5782, 13520), (5915, 13216), (6136, 12740), (6370, 12272), (6608, 11830), (6760, 11564), (7280, 10738), (7670, 10192), (7840, 9971), (8260, 9464), (8281, 9440)]