81439776

素因数分解:

$2^5\times 3^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:101

約数の個数: 288

約数和(自身を含む): 281534400

約数和(自身を除く): 200094624

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 32, 33, 36, 38, 41, 44, 48, 54, 57, 66, 72, 76, 82, 88, 96, 99, 108, 114, 121, 123, 132, 144, 152, 164, 171, 176, 198, 209, 216, 228, 242, 246, 264, 288, 297, 304, 328, 342, 352, 363, 369, 396, 418, 432, 451, 456, 484, 492, 513, 528, 594, 608, 627, 656, 684, 726, 738, 779, 792, 836, 864, 902, 912, 968, 984, 1026, 1056, 1089, 1107, 1188, 1254, 1312, 1353, 1368, 1452, 1476, 1558, 1584, 1672, 1804, 1824, 1881, 1936, 1968, 2052, 2178, 2214, 2299, 2337, 2376, 2508, 2706, 2736, 2904, 2952, 3116, 3168, 3267, 3344, 3608, 3762, 3872, 3936, 4059, 4104, 4356, 4428, 4598, 4674, 4752, 4961, 5016, 5412, 5472, 5643, 5808, 5904, 6232, 6534, 6688, 6897, 7011, 7216, 7524, 8118, 8208, 8569, 8712, 8856, 9196, 9348, 9504, 9922, 10032, 10824, 11286, 11616, 11808, 12177, 12464, 13068, 13794, 14022, 14432, 14883, 15048, 16236, 16416, 17138, 17424, 17712, 18392, 18696, 19844, 20064, 20691, 21033, 21648, 22572, 24354, 24928, 25707, 26136, 27588, 28044, 29766, 30096, 32472, 34276, 34848, 35424, 36784, 37392, 39688, 41382, 42066, 43296, 44649, 45144, 48708, 51414, 52272, 55176, 56088, 59532, 60192, 62073, 64944, 68552, 73568, 74784, 77121, 79376, 82764, 84132, 89298, 90288, 94259, 97416, 102828, 104544, 110352, 112176, 119064, 124146, 129888, 133947, 137104, 154242, 158752, 165528, 168264, 178596, 180576, 188518, 194832, 205656, 220704, 224352, 231363, 238128, 248292, 267894, 274208, 282777, 308484, 331056, 336528, 357192, 377036, 389664, 411312, 462726, 476256, 496584, 535788, 565554, 616968, 662112, 673056, 714384, 754072, 822624, 848331, 925452, 993168, 1071576, 1131108, 1233936, 1428768, 1508144, 1696662, 1850904, 1986336, 2143152, 2262216, 2467872, 2544993, 3016288, 3393324, 3701808, 4286304, 4524432, 5089986, 6786648, 7403616, 9048864, 10179972, 13573296, 20359944, 27146592, 40719888, 81439776]

約数ペア:

[(1, 81439776), (2, 40719888), (3, 27146592), (4, 20359944), (6, 13573296), (8, 10179972), (9, 9048864), (11, 7403616), (12, 6786648), (16, 5089986), (18, 4524432), (19, 4286304), (22, 3701808), (24, 3393324), (27, 3016288), (32, 2544993), (33, 2467872), (36, 2262216), (38, 2143152), (41, 1986336), (44, 1850904), (48, 1696662), (54, 1508144), (57, 1428768), (66, 1233936), (72, 1131108), (76, 1071576), (82, 993168), (88, 925452), (96, 848331), (99, 822624), (108, 754072), (114, 714384), (121, 673056), (123, 662112), (132, 616968), (144, 565554), (152, 535788), (164, 496584), (171, 476256), (176, 462726), (198, 411312), (209, 389664), (216, 377036), (228, 357192), (242, 336528), (246, 331056), (264, 308484), (288, 282777), (297, 274208), (304, 267894), (328, 248292), (342, 238128), (352, 231363), (363, 224352), (369, 220704), (396, 205656), (418, 194832), (432, 188518), (451, 180576), (456, 178596), (484, 168264), (492, 165528), (513, 158752), (528, 154242), (594, 137104), (608, 133947), (627, 129888), (656, 124146), (684, 119064), (726, 112176), (738, 110352), (779, 104544), (792, 102828), (836, 97416), (864, 94259), (902, 90288), (912, 89298), (968, 84132), (984, 82764), (1026, 79376), (1056, 77121), (1089, 74784), (1107, 73568), (1188, 68552), (1254, 64944), (1312, 62073), (1353, 60192), (1368, 59532), (1452, 56088), (1476, 55176), (1558, 52272), (1584, 51414), (1672, 48708), (1804, 45144), (1824, 44649), (1881, 43296), (1936, 42066), (1968, 41382), (2052, 39688), (2178, 37392), (2214, 36784), (2299, 35424), (2337, 34848), (2376, 34276), (2508, 32472), (2706, 30096), (2736, 29766), (2904, 28044), (2952, 27588), (3116, 26136), (3168, 25707), (3267, 24928), (3344, 24354), (3608, 22572), (3762, 21648), (3872, 21033), (3936, 20691), (4059, 20064), (4104, 19844), (4356, 18696), (4428, 18392), (4598, 17712), (4674, 17424), (4752, 17138), (4961, 16416), (5016, 16236), (5412, 15048), (5472, 14883), (5643, 14432), (5808, 14022), (5904, 13794), (6232, 13068), (6534, 12464), (6688, 12177), (6897, 11808), (7011, 11616), (7216, 11286), (7524, 10824), (8118, 10032), (8208, 9922), (8569, 9504), (8712, 9348), (8856, 9196)]