647183472

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:105

約数の個数: 240

約数和(自身を含む): 2023932960

約数和(自身を除く): 1376749488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 19, 24, 26, 34, 38, 39, 48, 51, 52, 57, 68, 76, 78, 102, 104, 114, 136, 152, 156, 169, 204, 208, 221, 228, 247, 272, 304, 312, 323, 338, 361, 408, 442, 456, 494, 507, 624, 646, 663, 676, 722, 741, 816, 884, 912, 969, 988, 1014, 1083, 1292, 1326, 1352, 1444, 1482, 1768, 1938, 1976, 2028, 2166, 2197, 2584, 2652, 2704, 2873, 2888, 2964, 3211, 3536, 3876, 3952, 4056, 4199, 4332, 4394, 4693, 5168, 5304, 5746, 5776, 5928, 6137, 6422, 6591, 7752, 8112, 8398, 8619, 8664, 8788, 9386, 9633, 10608, 11492, 11856, 12274, 12597, 12844, 13182, 14079, 15504, 16796, 17238, 17328, 17576, 18411, 18772, 19266, 22984, 24548, 25194, 25688, 26364, 28158, 33592, 34476, 35152, 36822, 37349, 37544, 38532, 41743, 45968, 49096, 50388, 51376, 52728, 54587, 56316, 61009, 67184, 68952, 73644, 74698, 75088, 77064, 79781, 83486, 98192, 100776, 105456, 109174, 112047, 112632, 122018, 125229, 137904, 147288, 149396, 154128, 159562, 163761, 166972, 183027, 201552, 218348, 224094, 225264, 239343, 244036, 250458, 294576, 298792, 319124, 327522, 333944, 366054, 436696, 448188, 478686, 488072, 500916, 597584, 638248, 655044, 667888, 709631, 732108, 793117, 873392, 896376, 957372, 976144, 1001832, 1037153, 1276496, 1310088, 1419262, 1464216, 1586234, 1792752, 1914744, 2003664, 2074306, 2128893, 2379351, 2620176, 2838524, 2928432, 3111459, 3172468, 3829488, 4148612, 4257786, 4758702, 5677048, 6222918, 6344936, 8297224, 8515572, 9517404, 11354096, 12445836, 12689872, 13482989, 16594448, 17031144, 19034808, 24891672, 26965978, 34062288, 38069616, 40448967, 49783344, 53931956, 80897934, 107863912, 161795868, 215727824, 323591736, 647183472]

約数ペア:

[(1, 647183472), (2, 323591736), (3, 215727824), (4, 161795868), (6, 107863912), (8, 80897934), (12, 53931956), (13, 49783344), (16, 40448967), (17, 38069616), (19, 34062288), (24, 26965978), (26, 24891672), (34, 19034808), (38, 17031144), (39, 16594448), (48, 13482989), (51, 12689872), (52, 12445836), (57, 11354096), (68, 9517404), (76, 8515572), (78, 8297224), (102, 6344936), (104, 6222918), (114, 5677048), (136, 4758702), (152, 4257786), (156, 4148612), (169, 3829488), (204, 3172468), (208, 3111459), (221, 2928432), (228, 2838524), (247, 2620176), (272, 2379351), (304, 2128893), (312, 2074306), (323, 2003664), (338, 1914744), (361, 1792752), (408, 1586234), (442, 1464216), (456, 1419262), (494, 1310088), (507, 1276496), (624, 1037153), (646, 1001832), (663, 976144), (676, 957372), (722, 896376), (741, 873392), (816, 793117), (884, 732108), (912, 709631), (969, 667888), (988, 655044), (1014, 638248), (1083, 597584), (1292, 500916), (1326, 488072), (1352, 478686), (1444, 448188), (1482, 436696), (1768, 366054), (1938, 333944), (1976, 327522), (2028, 319124), (2166, 298792), (2197, 294576), (2584, 250458), (2652, 244036), (2704, 239343), (2873, 225264), (2888, 224094), (2964, 218348), (3211, 201552), (3536, 183027), (3876, 166972), (3952, 163761), (4056, 159562), (4199, 154128), (4332, 149396), (4394, 147288), (4693, 137904), (5168, 125229), (5304, 122018), (5746, 112632), (5776, 112047), (5928, 109174), (6137, 105456), (6422, 100776), (6591, 98192), (7752, 83486), (8112, 79781), (8398, 77064), (8619, 75088), (8664, 74698), (8788, 73644), (9386, 68952), (9633, 67184), (10608, 61009), (11492, 56316), (11856, 54587), (12274, 52728), (12597, 51376), (12844, 50388), (13182, 49096), (14079, 45968), (15504, 41743), (16796, 38532), (17238, 37544), (17328, 37349), (17576, 36822), (18411, 35152), (18772, 34476), (19266, 33592), (22984, 28158), (24548, 26364), (25194, 25688)]