257707944

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:424

約数の個数: 192

約数和(自身を含む): 812011200

約数和(自身を除く): 554303256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 43, 52, 57, 72, 76, 78, 86, 104, 114, 117, 129, 152, 156, 171, 172, 228, 234, 247, 258, 312, 337, 342, 344, 387, 456, 468, 494, 516, 559, 674, 684, 741, 774, 817, 936, 988, 1011, 1032, 1118, 1348, 1368, 1482, 1548, 1634, 1677, 1976, 2022, 2223, 2236, 2451, 2696, 2964, 3033, 3096, 3268, 3354, 4044, 4381, 4446, 4472, 4902, 5031, 5928, 6066, 6403, 6536, 6708, 7353, 8088, 8762, 8892, 9804, 10062, 10621, 12132, 12806, 13143, 13416, 14491, 14706, 17524, 17784, 19209, 19608, 20124, 21242, 24264, 25612, 26286, 28982, 29412, 31863, 35048, 38418, 39429, 40248, 42484, 43473, 51224, 52572, 57627, 57964, 58824, 63726, 76836, 78858, 83239, 84968, 86946, 95589, 105144, 115254, 115928, 127452, 130419, 153672, 157716, 166478, 173892, 188383, 191178, 230508, 249717, 254904, 260838, 275329, 315432, 332956, 347784, 376766, 382356, 461016, 499434, 521676, 550658, 565149, 665912, 749151, 753532, 764712, 825987, 998868, 1043352, 1101316, 1130298, 1498302, 1507064, 1651974, 1695447, 1997736, 2202632, 2260596, 2477961, 2996604, 3303948, 3390894, 3579277, 4521192, 4955922, 5993208, 6607896, 6781788, 7158554, 9911844, 10737831, 13563576, 14317108, 19823688, 21475662, 28634216, 32213493, 42951324, 64426986, 85902648, 128853972, 257707944]

約数ペア:

[(1, 257707944), (2, 128853972), (3, 85902648), (4, 64426986), (6, 42951324), (8, 32213493), (9, 28634216), (12, 21475662), (13, 19823688), (18, 14317108), (19, 13563576), (24, 10737831), (26, 9911844), (36, 7158554), (38, 6781788), (39, 6607896), (43, 5993208), (52, 4955922), (57, 4521192), (72, 3579277), (76, 3390894), (78, 3303948), (86, 2996604), (104, 2477961), (114, 2260596), (117, 2202632), (129, 1997736), (152, 1695447), (156, 1651974), (171, 1507064), (172, 1498302), (228, 1130298), (234, 1101316), (247, 1043352), (258, 998868), (312, 825987), (337, 764712), (342, 753532), (344, 749151), (387, 665912), (456, 565149), (468, 550658), (494, 521676), (516, 499434), (559, 461016), (674, 382356), (684, 376766), (741, 347784), (774, 332956), (817, 315432), (936, 275329), (988, 260838), (1011, 254904), (1032, 249717), (1118, 230508), (1348, 191178), (1368, 188383), (1482, 173892), (1548, 166478), (1634, 157716), (1677, 153672), (1976, 130419), (2022, 127452), (2223, 115928), (2236, 115254), (2451, 105144), (2696, 95589), (2964, 86946), (3033, 84968), (3096, 83239), (3268, 78858), (3354, 76836), (4044, 63726), (4381, 58824), (4446, 57964), (4472, 57627), (4902, 52572), (5031, 51224), (5928, 43473), (6066, 42484), (6403, 40248), (6536, 39429), (6708, 38418), (7353, 35048), (8088, 31863), (8762, 29412), (8892, 28982), (9804, 26286), (10062, 25612), (10621, 24264), (12132, 21242), (12806, 20124), (13143, 19608), (13416, 19209), (14491, 17784), (14706, 17524)]