78431472

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 240

約数和(自身を含む): 278553600

約数和(自身を除く): 200122128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 23, 24, 28, 34, 36, 42, 46, 48, 51, 56, 63, 68, 69, 72, 84, 92, 102, 112, 119, 126, 136, 138, 144, 153, 161, 168, 184, 199, 204, 207, 238, 252, 272, 276, 306, 322, 336, 357, 368, 391, 398, 408, 414, 476, 483, 504, 552, 597, 612, 644, 714, 782, 796, 816, 828, 952, 966, 1008, 1071, 1104, 1173, 1194, 1224, 1288, 1393, 1428, 1449, 1564, 1592, 1656, 1791, 1904, 1932, 2142, 2346, 2388, 2448, 2576, 2737, 2786, 2856, 2898, 3128, 3184, 3312, 3383, 3519, 3582, 3864, 4179, 4284, 4577, 4692, 4776, 5474, 5572, 5712, 5796, 6256, 6766, 7038, 7164, 7728, 8211, 8358, 8568, 9154, 9384, 9552, 10149, 10948, 11144, 11592, 12537, 13532, 13731, 14076, 14328, 16422, 16716, 17136, 18308, 18768, 20298, 21896, 22288, 23184, 23681, 24633, 25074, 27064, 27462, 28152, 28656, 30447, 32039, 32844, 33432, 36616, 40596, 41193, 43792, 47362, 49266, 50148, 54128, 54924, 56304, 60894, 64078, 65688, 66864, 71043, 73232, 77809, 81192, 82386, 94724, 96117, 98532, 100296, 109848, 121788, 128156, 131376, 142086, 155618, 162384, 164772, 189448, 192234, 197064, 200592, 213129, 219696, 233427, 243576, 256312, 284172, 288351, 311236, 329544, 378896, 384468, 394128, 426258, 466854, 487152, 512624, 544663, 568344, 576702, 622472, 659088, 700281, 768936, 852516, 933708, 1089326, 1136688, 1153404, 1244944, 1400562, 1537872, 1633989, 1705032, 1867416, 2178652, 2306808, 2801124, 3267978, 3410064, 3734832, 4357304, 4613616, 4901967, 5602248, 6535956, 8714608, 9803934, 11204496, 13071912, 19607868, 26143824, 39215736, 78431472]

約数ペア:

[(1, 78431472), (2, 39215736), (3, 26143824), (4, 19607868), (6, 13071912), (7, 11204496), (8, 9803934), (9, 8714608), (12, 6535956), (14, 5602248), (16, 4901967), (17, 4613616), (18, 4357304), (21, 3734832), (23, 3410064), (24, 3267978), (28, 2801124), (34, 2306808), (36, 2178652), (42, 1867416), (46, 1705032), (48, 1633989), (51, 1537872), (56, 1400562), (63, 1244944), (68, 1153404), (69, 1136688), (72, 1089326), (84, 933708), (92, 852516), (102, 768936), (112, 700281), (119, 659088), (126, 622472), (136, 576702), (138, 568344), (144, 544663), (153, 512624), (161, 487152), (168, 466854), (184, 426258), (199, 394128), (204, 384468), (207, 378896), (238, 329544), (252, 311236), (272, 288351), (276, 284172), (306, 256312), (322, 243576), (336, 233427), (357, 219696), (368, 213129), (391, 200592), (398, 197064), (408, 192234), (414, 189448), (476, 164772), (483, 162384), (504, 155618), (552, 142086), (597, 131376), (612, 128156), (644, 121788), (714, 109848), (782, 100296), (796, 98532), (816, 96117), (828, 94724), (952, 82386), (966, 81192), (1008, 77809), (1071, 73232), (1104, 71043), (1173, 66864), (1194, 65688), (1224, 64078), (1288, 60894), (1393, 56304), (1428, 54924), (1449, 54128), (1564, 50148), (1592, 49266), (1656, 47362), (1791, 43792), (1904, 41193), (1932, 40596), (2142, 36616), (2346, 33432), (2388, 32844), (2448, 32039), (2576, 30447), (2737, 28656), (2786, 28152), (2856, 27462), (2898, 27064), (3128, 25074), (3184, 24633), (3312, 23681), (3383, 23184), (3519, 22288), (3582, 21896), (3864, 20298), (4179, 18768), (4284, 18308), (4577, 17136), (4692, 16716), (4776, 16422), (5474, 14328), (5572, 14076), (5712, 13731), (5796, 13532), (6256, 12537), (6766, 11592), (7038, 11144), (7164, 10948), (7728, 10149), (8211, 9552), (8358, 9384), (8568, 9154)]