262971280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:345

約数の個数: 160

約数和(自身を含む): 727953408

約数和(自身を除く): 464982128

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 127, 130, 143, 176, 181, 208, 220, 254, 260, 286, 362, 440, 508, 520, 572, 635, 715, 724, 880, 905, 1016, 1040, 1144, 1270, 1397, 1430, 1448, 1651, 1810, 1991, 2032, 2288, 2353, 2540, 2794, 2860, 2896, 3302, 3620, 3982, 4706, 5080, 5588, 5720, 6604, 6985, 7240, 7964, 8255, 9412, 9955, 10160, 11176, 11440, 11765, 13208, 13970, 14480, 15928, 16510, 18161, 18824, 19910, 22352, 22987, 23530, 25883, 26416, 27940, 31856, 33020, 36322, 37648, 39820, 45974, 47060, 51766, 55880, 66040, 72644, 79640, 90805, 91948, 94120, 103532, 111760, 114935, 129415, 132080, 145288, 159280, 181610, 183896, 188240, 207064, 229870, 252857, 258830, 290576, 298831, 363220, 367792, 414128, 459740, 505714, 517660, 597662, 726440, 919480, 1011428, 1035320, 1195324, 1264285, 1452880, 1494155, 1838960, 2022856, 2070640, 2390648, 2528570, 2988310, 3287141, 4045712, 4781296, 5057140, 5976620, 6574282, 10114280, 11953240, 13148564, 16435705, 20228560, 23906480, 26297128, 32871410, 52594256, 65742820, 131485640, 262971280]

約数ペア:

[(1, 262971280), (2, 131485640), (4, 65742820), (5, 52594256), (8, 32871410), (10, 26297128), (11, 23906480), (13, 20228560), (16, 16435705), (20, 13148564), (22, 11953240), (26, 10114280), (40, 6574282), (44, 5976620), (52, 5057140), (55, 4781296), (65, 4045712), (80, 3287141), (88, 2988310), (104, 2528570), (110, 2390648), (127, 2070640), (130, 2022856), (143, 1838960), (176, 1494155), (181, 1452880), (208, 1264285), (220, 1195324), (254, 1035320), (260, 1011428), (286, 919480), (362, 726440), (440, 597662), (508, 517660), (520, 505714), (572, 459740), (635, 414128), (715, 367792), (724, 363220), (880, 298831), (905, 290576), (1016, 258830), (1040, 252857), (1144, 229870), (1270, 207064), (1397, 188240), (1430, 183896), (1448, 181610), (1651, 159280), (1810, 145288), (1991, 132080), (2032, 129415), (2288, 114935), (2353, 111760), (2540, 103532), (2794, 94120), (2860, 91948), (2896, 90805), (3302, 79640), (3620, 72644), (3982, 66040), (4706, 55880), (5080, 51766), (5588, 47060), (5720, 45974), (6604, 39820), (6985, 37648), (7240, 36322), (7964, 33020), (8255, 31856), (9412, 27940), (9955, 26416), (10160, 25883), (11176, 23530), (11440, 22987), (11765, 22352), (13208, 19910), (13970, 18824), (14480, 18161), (15928, 16510)]