79826880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{1697}}^1$

素因数の和:1731

約数の個数: 168

約数和(自身を含む): 295003728

約数和(自身を除く): 215176848

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, 1680, 1697, 1960, 2240, 2352, 2940, 3136, 3360, 3394, 3920, 4704, 5091, 5880, 6720, 6788, 7840, 8485, 9408, 10182, 11760, 11879, 13576, 15680, 16970, 20364, 23520, 23758, 25455, 27152, 33940, 35637, 40728, 47040, 47516, 50910, 54304, 59395, 67880, 71274, 81456, 83153, 95032, 101820, 108608, 118790, 135760, 142548, 162912, 166306, 178185, 190064, 203640, 237580, 249459, 271520, 285096, 325824, 332612, 356370, 380128, 407280, 415765, 475160, 498918, 543040, 570192, 665224, 712740, 760256, 814560, 831530, 950320, 997836, 1140384, 1247295, 1330448, 1425480, 1629120, 1663060, 1900640, 1995672, 2280768, 2494590, 2660896, 2850960, 3326120, 3801280, 3991344, 4989180, 5321792, 5701920, 6652240, 7982688, 9978360, 11403840, 13304480, 15965376, 19956720, 26608960, 39913440, 79826880]

約数ペア:

[(1, 79826880), (2, 39913440), (3, 26608960), (4, 19956720), (5, 15965376), (6, 13304480), (7, 11403840), (8, 9978360), (10, 7982688), (12, 6652240), (14, 5701920), (15, 5321792), (16, 4989180), (20, 3991344), (21, 3801280), (24, 3326120), (28, 2850960), (30, 2660896), (32, 2494590), (35, 2280768), (40, 1995672), (42, 1900640), (48, 1663060), (49, 1629120), (56, 1425480), (60, 1330448), (64, 1247295), (70, 1140384), (80, 997836), (84, 950320), (96, 831530), (98, 814560), (105, 760256), (112, 712740), (120, 665224), (140, 570192), (147, 543040), (160, 498918), (168, 475160), (192, 415765), (196, 407280), (210, 380128), (224, 356370), (240, 332612), (245, 325824), (280, 285096), (294, 271520), (320, 249459), (336, 237580), (392, 203640), (420, 190064), (448, 178185), (480, 166306), (490, 162912), (560, 142548), (588, 135760), (672, 118790), (735, 108608), (784, 101820), (840, 95032), (960, 83153), (980, 81456), (1120, 71274), (1176, 67880), (1344, 59395), (1470, 54304), (1568, 50910), (1680, 47516), (1697, 47040), (1960, 40728), (2240, 35637), (2352, 33940), (2940, 27152), (3136, 25455), (3360, 23758), (3394, 23520), (3920, 20364), (4704, 16970), (5091, 15680), (5880, 13576), (6720, 11879), (6788, 11760), (7840, 10182), (8485, 9408)]