320053440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:615

約数の個数: 224

約数和(自身を含む): 1175698944

約数和(自身を除く): 855645504

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, 56, 60, 64, 70, 80, 84, 96, 97, 105, 112, 120, 140, 160, 168, 192, 194, 210, 224, 240, 280, 291, 320, 336, 388, 420, 448, 480, 485, 491, 560, 582, 672, 679, 776, 840, 960, 970, 982, 1120, 1164, 1344, 1358, 1455, 1473, 1552, 1680, 1940, 1964, 2037, 2240, 2328, 2455, 2716, 2910, 2946, 3104, 3360, 3395, 3437, 3880, 3928, 4074, 4656, 4910, 5432, 5820, 5892, 6208, 6720, 6790, 6874, 7365, 7760, 7856, 8148, 9312, 9820, 10185, 10311, 10864, 11640, 11784, 13580, 13748, 14730, 15520, 15712, 16296, 17185, 18624, 19640, 20370, 20622, 21728, 23280, 23568, 27160, 27496, 29460, 31040, 31424, 32592, 34370, 39280, 40740, 41244, 43456, 46560, 47136, 47627, 51555, 54320, 54992, 58920, 65184, 68740, 78560, 81480, 82488, 93120, 94272, 95254, 103110, 108640, 109984, 117840, 130368, 137480, 142881, 157120, 162960, 164976, 190508, 206220, 217280, 219968, 235680, 238135, 274960, 285762, 325920, 329952, 333389, 381016, 412440, 471360, 476270, 549920, 571524, 651840, 659904, 666778, 714405, 762032, 824880, 952540, 1000167, 1099840, 1143048, 1333556, 1428810, 1524064, 1649760, 1666945, 1905080, 2000334, 2286096, 2667112, 2857620, 3048128, 3299520, 3333890, 3810160, 4000668, 4572192, 5000835, 5334224, 5715240, 6667780, 7620320, 8001336, 9144384, 10001670, 10668448, 11430480, 13335560, 15240640, 16002672, 20003340, 21336896, 22860960, 26671120, 32005344, 40006680, 45721920, 53342240, 64010688, 80013360, 106684480, 160026720, 320053440]

約数ペア:

[(1, 320053440), (2, 160026720), (3, 106684480), (4, 80013360), (5, 64010688), (6, 53342240), (7, 45721920), (8, 40006680), (10, 32005344), (12, 26671120), (14, 22860960), (15, 21336896), (16, 20003340), (20, 16002672), (21, 15240640), (24, 13335560), (28, 11430480), (30, 10668448), (32, 10001670), (35, 9144384), (40, 8001336), (42, 7620320), (48, 6667780), (56, 5715240), (60, 5334224), (64, 5000835), (70, 4572192), (80, 4000668), (84, 3810160), (96, 3333890), (97, 3299520), (105, 3048128), (112, 2857620), (120, 2667112), (140, 2286096), (160, 2000334), (168, 1905080), (192, 1666945), (194, 1649760), (210, 1524064), (224, 1428810), (240, 1333556), (280, 1143048), (291, 1099840), (320, 1000167), (336, 952540), (388, 824880), (420, 762032), (448, 714405), (480, 666778), (485, 659904), (491, 651840), (560, 571524), (582, 549920), (672, 476270), (679, 471360), (776, 412440), (840, 381016), (960, 333389), (970, 329952), (982, 325920), (1120, 285762), (1164, 274960), (1344, 238135), (1358, 235680), (1455, 219968), (1473, 217280), (1552, 206220), (1680, 190508), (1940, 164976), (1964, 162960), (2037, 157120), (2240, 142881), (2328, 137480), (2455, 130368), (2716, 117840), (2910, 109984), (2946, 108640), (3104, 103110), (3360, 95254), (3395, 94272), (3437, 93120), (3880, 82488), (3928, 81480), (4074, 78560), (4656, 68740), (4910, 65184), (5432, 58920), (5820, 54992), (5892, 54320), (6208, 51555), (6720, 47627), (6790, 47136), (6874, 46560), (7365, 43456), (7760, 41244), (7856, 40740), (8148, 39280), (9312, 34370), (9820, 32592), (10185, 31424), (10311, 31040), (10864, 29460), (11640, 27496), (11784, 27160), (13580, 23568), (13748, 23280), (14730, 21728), (15520, 20622), (15712, 20370), (16296, 19640), (17185, 18624)]