864980320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 2286144000

約数和(自身を除く): 1421163680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 76, 80, 89, 92, 95, 115, 139, 152, 160, 178, 184, 190, 230, 278, 304, 356, 368, 380, 437, 445, 460, 556, 608, 695, 712, 736, 760, 874, 890, 920, 1112, 1390, 1424, 1520, 1691, 1748, 1780, 1840, 2047, 2185, 2224, 2641, 2780, 2848, 3040, 3197, 3382, 3496, 3560, 3680, 4094, 4370, 4448, 5282, 5560, 6394, 6764, 6992, 7120, 8188, 8455, 8740, 10235, 10564, 11120, 12371, 12788, 13205, 13528, 13984, 14240, 15985, 16376, 16910, 17480, 20470, 21128, 22240, 24742, 25576, 26410, 27056, 31970, 32752, 33820, 34960, 38893, 40940, 42256, 49484, 51152, 52820, 54112, 60743, 61855, 63940, 65504, 67640, 69920, 77786, 81880, 84512, 98968, 102304, 105640, 121486, 123710, 127880, 135280, 155572, 163760, 194465, 197936, 211280, 235049, 242972, 247420, 255760, 270560, 284533, 303715, 311144, 327520, 388930, 395872, 422560, 470098, 485944, 494840, 511520, 569066, 607430, 622288, 777860, 940196, 971888, 989680, 1138132, 1175245, 1214860, 1244576, 1422665, 1555720, 1880392, 1943776, 1979360, 2276264, 2350490, 2429720, 2845330, 3111440, 3760784, 4552528, 4700980, 4859440, 5406127, 5690660, 6222880, 7521568, 9105056, 9401960, 9718880, 10812254, 11381320, 18803920, 21624508, 22762640, 27030635, 37607840, 43249016, 45525280, 54061270, 86498032, 108122540, 172996064, 216245080, 432490160, 864980320]

約数ペア:

[(1, 864980320), (2, 432490160), (4, 216245080), (5, 172996064), (8, 108122540), (10, 86498032), (16, 54061270), (19, 45525280), (20, 43249016), (23, 37607840), (32, 27030635), (38, 22762640), (40, 21624508), (46, 18803920), (76, 11381320), (80, 10812254), (89, 9718880), (92, 9401960), (95, 9105056), (115, 7521568), (139, 6222880), (152, 5690660), (160, 5406127), (178, 4859440), (184, 4700980), (190, 4552528), (230, 3760784), (278, 3111440), (304, 2845330), (356, 2429720), (368, 2350490), (380, 2276264), (437, 1979360), (445, 1943776), (460, 1880392), (556, 1555720), (608, 1422665), (695, 1244576), (712, 1214860), (736, 1175245), (760, 1138132), (874, 989680), (890, 971888), (920, 940196), (1112, 777860), (1390, 622288), (1424, 607430), (1520, 569066), (1691, 511520), (1748, 494840), (1780, 485944), (1840, 470098), (2047, 422560), (2185, 395872), (2224, 388930), (2641, 327520), (2780, 311144), (2848, 303715), (3040, 284533), (3197, 270560), (3382, 255760), (3496, 247420), (3560, 242972), (3680, 235049), (4094, 211280), (4370, 197936), (4448, 194465), (5282, 163760), (5560, 155572), (6394, 135280), (6764, 127880), (6992, 123710), (7120, 121486), (8188, 105640), (8455, 102304), (8740, 98968), (10235, 84512), (10564, 81880), (11120, 77786), (12371, 69920), (12788, 67640), (13205, 65504), (13528, 63940), (13984, 61855), (14240, 60743), (15985, 54112), (16376, 52820), (16910, 51152), (17480, 49484), (20470, 42256), (21128, 40940), (22240, 38893), (24742, 34960), (25576, 33820), (26410, 32752), (27056, 31970)]