148936480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{157}}^1$

素因数の和:208

約数の個数: 216

約数和(自身を含む): 452767644

約数和(自身を除く): 303831164

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 121, 140, 154, 157, 160, 176, 196, 220, 224, 242, 245, 280, 308, 314, 352, 385, 392, 440, 484, 490, 539, 560, 605, 616, 628, 770, 784, 785, 847, 880, 968, 980, 1078, 1099, 1120, 1210, 1232, 1256, 1540, 1568, 1570, 1694, 1727, 1760, 1936, 1960, 2156, 2198, 2420, 2464, 2512, 2695, 3080, 3140, 3388, 3454, 3872, 3920, 4235, 4312, 4396, 4840, 5024, 5390, 5495, 5929, 6160, 6280, 6776, 6908, 7693, 7840, 8470, 8624, 8635, 8792, 9680, 10780, 10990, 11858, 12089, 12320, 12560, 13552, 13816, 15386, 16940, 17248, 17270, 17584, 18997, 19360, 21560, 21980, 23716, 24178, 25120, 27104, 27632, 29645, 30772, 33880, 34540, 35168, 37994, 38465, 43120, 43960, 47432, 48356, 55264, 59290, 60445, 61544, 67760, 69080, 75988, 76930, 84623, 86240, 87920, 94864, 94985, 96712, 118580, 120890, 123088, 132979, 135520, 138160, 151976, 153860, 169246, 175840, 189728, 189970, 193424, 237160, 241780, 246176, 265958, 276320, 303952, 307720, 338492, 379940, 386848, 423115, 474320, 483560, 531916, 607904, 615440, 664895, 676984, 759880, 846230, 930853, 948640, 967120, 1063832, 1230880, 1329790, 1353968, 1519760, 1692460, 1861706, 1934240, 2127664, 2659580, 2707936, 3039520, 3384920, 3723412, 4255328, 4654265, 5319160, 6769840, 7446824, 9308530, 10638320, 13539680, 14893648, 18617060, 21276640, 29787296, 37234120, 74468240, 148936480]

約数ペア:

[(1, 148936480), (2, 74468240), (4, 37234120), (5, 29787296), (7, 21276640), (8, 18617060), (10, 14893648), (11, 13539680), (14, 10638320), (16, 9308530), (20, 7446824), (22, 6769840), (28, 5319160), (32, 4654265), (35, 4255328), (40, 3723412), (44, 3384920), (49, 3039520), (55, 2707936), (56, 2659580), (70, 2127664), (77, 1934240), (80, 1861706), (88, 1692460), (98, 1519760), (110, 1353968), (112, 1329790), (121, 1230880), (140, 1063832), (154, 967120), (157, 948640), (160, 930853), (176, 846230), (196, 759880), (220, 676984), (224, 664895), (242, 615440), (245, 607904), (280, 531916), (308, 483560), (314, 474320), (352, 423115), (385, 386848), (392, 379940), (440, 338492), (484, 307720), (490, 303952), (539, 276320), (560, 265958), (605, 246176), (616, 241780), (628, 237160), (770, 193424), (784, 189970), (785, 189728), (847, 175840), (880, 169246), (968, 153860), (980, 151976), (1078, 138160), (1099, 135520), (1120, 132979), (1210, 123088), (1232, 120890), (1256, 118580), (1540, 96712), (1568, 94985), (1570, 94864), (1694, 87920), (1727, 86240), (1760, 84623), (1936, 76930), (1960, 75988), (2156, 69080), (2198, 67760), (2420, 61544), (2464, 60445), (2512, 59290), (2695, 55264), (3080, 48356), (3140, 47432), (3388, 43960), (3454, 43120), (3872, 38465), (3920, 37994), (4235, 35168), (4312, 34540), (4396, 33880), (4840, 30772), (5024, 29645), (5390, 27632), (5495, 27104), (5929, 25120), (6160, 24178), (6280, 23716), (6776, 21980), (6908, 21560), (7693, 19360), (7840, 18997), (8470, 17584), (8624, 17270), (8635, 17248), (8792, 16940), (9680, 15386), (10780, 13816), (10990, 13552), (11858, 12560), (12089, 12320)]