321779664

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:545

約数の個数: 120

約数和(自身を含む): 930149792

約数和(自身を除く): 608370128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 157, 172, 258, 314, 331, 344, 387, 471, 516, 628, 662, 688, 774, 942, 993, 1032, 1256, 1324, 1413, 1548, 1884, 1986, 2064, 2512, 2648, 2826, 2979, 3096, 3768, 3972, 5296, 5652, 5958, 6192, 6751, 7536, 7944, 11304, 11916, 13502, 14233, 15888, 20253, 22608, 23832, 27004, 28466, 40506, 42699, 47664, 51967, 54008, 56932, 60759, 81012, 85398, 103934, 108016, 113864, 121518, 128097, 155901, 162024, 170796, 207868, 227728, 243036, 256194, 311802, 324048, 341592, 415736, 467703, 486072, 512388, 623604, 683184, 831472, 935406, 972144, 1024776, 1247208, 1870812, 2049552, 2234581, 2494416, 3741624, 4469162, 6703743, 7483248, 8938324, 13407486, 17876648, 20111229, 26814972, 35753296, 40222458, 53629944, 80444916, 107259888, 160889832, 321779664]

約数ペア:

[(1, 321779664), (2, 160889832), (3, 107259888), (4, 80444916), (6, 53629944), (8, 40222458), (9, 35753296), (12, 26814972), (16, 20111229), (18, 17876648), (24, 13407486), (36, 8938324), (43, 7483248), (48, 6703743), (72, 4469162), (86, 3741624), (129, 2494416), (144, 2234581), (157, 2049552), (172, 1870812), (258, 1247208), (314, 1024776), (331, 972144), (344, 935406), (387, 831472), (471, 683184), (516, 623604), (628, 512388), (662, 486072), (688, 467703), (774, 415736), (942, 341592), (993, 324048), (1032, 311802), (1256, 256194), (1324, 243036), (1413, 227728), (1548, 207868), (1884, 170796), (1986, 162024), (2064, 155901), (2512, 128097), (2648, 121518), (2826, 113864), (2979, 108016), (3096, 103934), (3768, 85398), (3972, 81012), (5296, 60759), (5652, 56932), (5958, 54008), (6192, 51967), (6751, 47664), (7536, 42699), (7944, 40506), (11304, 28466), (11916, 27004), (13502, 23832), (14233, 22608), (15888, 20253)]