257693856

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:307

約数の個数: 192

約数和(自身を含む): 812851200

約数和(自身を除く): 555157344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 47, 48, 56, 82, 84, 94, 96, 112, 123, 141, 164, 168, 188, 199, 224, 246, 282, 287, 328, 329, 336, 376, 398, 492, 564, 574, 597, 656, 658, 672, 752, 796, 861, 984, 987, 1128, 1148, 1194, 1312, 1316, 1393, 1504, 1592, 1722, 1927, 1968, 1974, 2256, 2296, 2388, 2632, 2786, 3184, 3444, 3854, 3936, 3948, 4179, 4512, 4592, 4776, 5264, 5572, 5781, 6368, 6888, 7708, 7896, 8159, 8358, 9184, 9353, 9552, 10528, 11144, 11562, 13489, 13776, 15416, 15792, 16318, 16716, 18706, 19104, 22288, 23124, 24477, 26978, 27552, 28059, 30832, 31584, 32636, 33432, 37412, 40467, 44576, 46248, 48954, 53956, 56118, 57113, 61664, 65272, 65471, 66864, 74824, 80934, 92496, 97908, 107912, 112236, 114226, 130544, 130942, 133728, 149648, 161868, 171339, 184992, 195816, 196413, 215824, 224472, 228452, 261088, 261884, 299296, 323736, 342678, 383473, 391632, 392826, 431648, 448944, 456904, 523768, 647472, 685356, 766946, 783264, 785652, 897888, 913808, 1047536, 1150419, 1294944, 1370712, 1533892, 1571304, 1827616, 2095072, 2300838, 2684311, 2741424, 3067784, 3142608, 4601676, 5368622, 5482848, 6135568, 6285216, 8052933, 9203352, 10737244, 12271136, 16105866, 18406704, 21474488, 32211732, 36813408, 42948976, 64423464, 85897952, 128846928, 257693856]

約数ペア:

[(1, 257693856), (2, 128846928), (3, 85897952), (4, 64423464), (6, 42948976), (7, 36813408), (8, 32211732), (12, 21474488), (14, 18406704), (16, 16105866), (21, 12271136), (24, 10737244), (28, 9203352), (32, 8052933), (41, 6285216), (42, 6135568), (47, 5482848), (48, 5368622), (56, 4601676), (82, 3142608), (84, 3067784), (94, 2741424), (96, 2684311), (112, 2300838), (123, 2095072), (141, 1827616), (164, 1571304), (168, 1533892), (188, 1370712), (199, 1294944), (224, 1150419), (246, 1047536), (282, 913808), (287, 897888), (328, 785652), (329, 783264), (336, 766946), (376, 685356), (398, 647472), (492, 523768), (564, 456904), (574, 448944), (597, 431648), (656, 392826), (658, 391632), (672, 383473), (752, 342678), (796, 323736), (861, 299296), (984, 261884), (987, 261088), (1128, 228452), (1148, 224472), (1194, 215824), (1312, 196413), (1316, 195816), (1393, 184992), (1504, 171339), (1592, 161868), (1722, 149648), (1927, 133728), (1968, 130942), (1974, 130544), (2256, 114226), (2296, 112236), (2388, 107912), (2632, 97908), (2786, 92496), (3184, 80934), (3444, 74824), (3854, 66864), (3936, 65471), (3948, 65272), (4179, 61664), (4512, 57113), (4592, 56118), (4776, 53956), (5264, 48954), (5572, 46248), (5781, 44576), (6368, 40467), (6888, 37412), (7708, 33432), (7896, 32636), (8159, 31584), (8358, 30832), (9184, 28059), (9353, 27552), (9552, 26978), (10528, 24477), (11144, 23124), (11562, 22288), (13489, 19104), (13776, 18706), (15416, 16716), (15792, 16318)]