1391257728

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:600

約数の個数: 256

約数和(自身を含む): 4739328000

約数和(自身を除く): 3348070272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 131, 144, 168, 189, 192, 216, 224, 252, 262, 288, 336, 378, 384, 393, 432, 439, 448, 504, 524, 576, 672, 756, 786, 864, 878, 896, 917, 1008, 1048, 1152, 1179, 1317, 1344, 1512, 1572, 1728, 1756, 1834, 2016, 2096, 2358, 2634, 2688, 2751, 3024, 3073, 3144, 3456, 3512, 3537, 3668, 3951, 4032, 4192, 4716, 5268, 5502, 6048, 6146, 6288, 7024, 7074, 7336, 7902, 8064, 8253, 8384, 9219, 9432, 10536, 11004, 11853, 12096, 12292, 12576, 14048, 14148, 14672, 15804, 16506, 16768, 18438, 18864, 21072, 22008, 23706, 24192, 24584, 24759, 25152, 27657, 28096, 28296, 29344, 31608, 33012, 36876, 37728, 42144, 44016, 47412, 49168, 49518, 50304, 55314, 56192, 56592, 57509, 58688, 63216, 66024, 73752, 75456, 82971, 84288, 88032, 94824, 98336, 99036, 110628, 113184, 115018, 117376, 126432, 132048, 147504, 150912, 165942, 168576, 172527, 176064, 189648, 196672, 198072, 221256, 226368, 230036, 252864, 264096, 295008, 331884, 345054, 352128, 379296, 393344, 396144, 402563, 442512, 452736, 460072, 505728, 517581, 528192, 590016, 663768, 690108, 758592, 792288, 805126, 885024, 920144, 1035162, 1056384, 1180032, 1207689, 1327536, 1380216, 1517184, 1552743, 1584576, 1610252, 1770048, 1840288, 2070324, 2415378, 2655072, 2760432, 3105486, 3169152, 3220504, 3540096, 3623067, 3680576, 4140648, 4830756, 5310144, 5520864, 6210972, 6441008, 7246134, 7361152, 8281296, 9661512, 10620288, 10869201, 11041728, 12421944, 12882016, 14492268, 16562592, 19323024, 21738402, 22083456, 24843888, 25764032, 28984536, 33125184, 38646048, 43476804, 49687776, 51528064, 57969072, 66250368, 77292096, 86953608, 99375552, 115938144, 154584192, 173907216, 198751104, 231876288, 347814432, 463752576, 695628864, 1391257728]

約数ペア:

[(1, 1391257728), (2, 695628864), (3, 463752576), (4, 347814432), (6, 231876288), (7, 198751104), (8, 173907216), (9, 154584192), (12, 115938144), (14, 99375552), (16, 86953608), (18, 77292096), (21, 66250368), (24, 57969072), (27, 51528064), (28, 49687776), (32, 43476804), (36, 38646048), (42, 33125184), (48, 28984536), (54, 25764032), (56, 24843888), (63, 22083456), (64, 21738402), (72, 19323024), (84, 16562592), (96, 14492268), (108, 12882016), (112, 12421944), (126, 11041728), (128, 10869201), (131, 10620288), (144, 9661512), (168, 8281296), (189, 7361152), (192, 7246134), (216, 6441008), (224, 6210972), (252, 5520864), (262, 5310144), (288, 4830756), (336, 4140648), (378, 3680576), (384, 3623067), (393, 3540096), (432, 3220504), (439, 3169152), (448, 3105486), (504, 2760432), (524, 2655072), (576, 2415378), (672, 2070324), (756, 1840288), (786, 1770048), (864, 1610252), (878, 1584576), (896, 1552743), (917, 1517184), (1008, 1380216), (1048, 1327536), (1152, 1207689), (1179, 1180032), (1317, 1056384), (1344, 1035162), (1512, 920144), (1572, 885024), (1728, 805126), (1756, 792288), (1834, 758592), (2016, 690108), (2096, 663768), (2358, 590016), (2634, 528192), (2688, 517581), (2751, 505728), (3024, 460072), (3073, 452736), (3144, 442512), (3456, 402563), (3512, 396144), (3537, 393344), (3668, 379296), (3951, 352128), (4032, 345054), (4192, 331884), (4716, 295008), (5268, 264096), (5502, 252864), (6048, 230036), (6146, 226368), (6288, 221256), (7024, 198072), (7074, 196672), (7336, 189648), (7902, 176064), (8064, 172527), (8253, 168576), (8384, 165942), (9219, 150912), (9432, 147504), (10536, 132048), (11004, 126432), (11853, 117376), (12096, 115018), (12292, 113184), (12576, 110628), (14048, 99036), (14148, 98336), (14672, 94824), (15804, 88032), (16506, 84288), (16768, 82971), (18438, 75456), (18864, 73752), (21072, 66024), (22008, 63216), (23706, 58688), (24192, 57509), (24584, 56592), (24759, 56192), (25152, 55314), (27657, 50304), (28096, 49518), (28296, 49168), (29344, 47412), (31608, 44016), (33012, 42144), (36876, 37728)]