78227520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{1663}}^1$

素因数の和:1697

約数の個数: 168

約数和(自身を含む): 289096704

約数和(自身を除く): 210869184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1663, 1680, 1960, 2240, 2352, 2940, 3136, 3326, 3360, 3920, 4704, 4989, 5880, 6652, 6720, 7840, 8315, 9408, 9978, 11641, 11760, 13304, 15680, 16630, 19956, 23282, 23520, 24945, 26608, 33260, 34923, 39912, 46564, 47040, 49890, 53216, 58205, 66520, 69846, 79824, 81487, 93128, 99780, 106432, 116410, 133040, 139692, 159648, 162974, 174615, 186256, 199560, 232820, 244461, 266080, 279384, 319296, 325948, 349230, 372512, 399120, 407435, 465640, 488922, 532160, 558768, 651896, 698460, 745024, 798240, 814870, 931280, 977844, 1117536, 1222305, 1303792, 1396920, 1596480, 1629740, 1862560, 1955688, 2235072, 2444610, 2607584, 2793840, 3259480, 3725120, 3911376, 4889220, 5215168, 5587680, 6518960, 7822752, 9778440, 11175360, 13037920, 15645504, 19556880, 26075840, 39113760, 78227520]

約数ペア:

[(1, 78227520), (2, 39113760), (3, 26075840), (4, 19556880), (5, 15645504), (6, 13037920), (7, 11175360), (8, 9778440), (10, 7822752), (12, 6518960), (14, 5587680), (15, 5215168), (16, 4889220), (20, 3911376), (21, 3725120), (24, 3259480), (28, 2793840), (30, 2607584), (32, 2444610), (35, 2235072), (40, 1955688), (42, 1862560), (48, 1629740), (49, 1596480), (56, 1396920), (60, 1303792), (64, 1222305), (70, 1117536), (80, 977844), (84, 931280), (96, 814870), (98, 798240), (105, 745024), (112, 698460), (120, 651896), (140, 558768), (147, 532160), (160, 488922), (168, 465640), (192, 407435), (196, 399120), (210, 372512), (224, 349230), (240, 325948), (245, 319296), (280, 279384), (294, 266080), (320, 244461), (336, 232820), (392, 199560), (420, 186256), (448, 174615), (480, 162974), (490, 159648), (560, 139692), (588, 133040), (672, 116410), (735, 106432), (784, 99780), (840, 93128), (960, 81487), (980, 79824), (1120, 69846), (1176, 66520), (1344, 58205), (1470, 53216), (1568, 49890), (1663, 47040), (1680, 46564), (1960, 39912), (2240, 34923), (2352, 33260), (2940, 26608), (3136, 24945), (3326, 23520), (3360, 23282), (3920, 19956), (4704, 16630), (4989, 15680), (5880, 13304), (6652, 11760), (6720, 11641), (7840, 9978), (8315, 9408)]