2781409248

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2843}}^1$

素因数の和:2981

約数の個数: 144

約数和(自身を含む): 8198910720

約数和(自身を除く): 5417501472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 79, 86, 96, 129, 144, 158, 172, 237, 258, 288, 316, 344, 387, 474, 516, 632, 688, 711, 774, 948, 1032, 1264, 1376, 1422, 1548, 1896, 2064, 2528, 2843, 2844, 3096, 3397, 3792, 4128, 5686, 5688, 6192, 6794, 7584, 8529, 10191, 11372, 11376, 12384, 13588, 17058, 20382, 22744, 22752, 25587, 27176, 30573, 34116, 40764, 45488, 51174, 54352, 61146, 68232, 81528, 90976, 102348, 108704, 122249, 122292, 136464, 163056, 204696, 224597, 244498, 244584, 272928, 326112, 366747, 409392, 449194, 488996, 489168, 673791, 733494, 818784, 898388, 977992, 978336, 1100241, 1347582, 1466988, 1796776, 1955984, 2021373, 2200482, 2695164, 2933976, 3593552, 3911968, 4042746, 4400964, 5390328, 5867952, 7187104, 8085492, 8801928, 9657671, 10780656, 11735904, 16170984, 17603856, 19315342, 21561312, 28973013, 32341968, 35207712, 38630684, 57946026, 64683936, 77261368, 86919039, 115892052, 154522736, 173838078, 231784104, 309045472, 347676156, 463568208, 695352312, 927136416, 1390704624, 2781409248]

約数ペア:

[(1, 2781409248), (2, 1390704624), (3, 927136416), (4, 695352312), (6, 463568208), (8, 347676156), (9, 309045472), (12, 231784104), (16, 173838078), (18, 154522736), (24, 115892052), (32, 86919039), (36, 77261368), (43, 64683936), (48, 57946026), (72, 38630684), (79, 35207712), (86, 32341968), (96, 28973013), (129, 21561312), (144, 19315342), (158, 17603856), (172, 16170984), (237, 11735904), (258, 10780656), (288, 9657671), (316, 8801928), (344, 8085492), (387, 7187104), (474, 5867952), (516, 5390328), (632, 4400964), (688, 4042746), (711, 3911968), (774, 3593552), (948, 2933976), (1032, 2695164), (1264, 2200482), (1376, 2021373), (1422, 1955984), (1548, 1796776), (1896, 1466988), (2064, 1347582), (2528, 1100241), (2843, 978336), (2844, 977992), (3096, 898388), (3397, 818784), (3792, 733494), (4128, 673791), (5686, 489168), (5688, 488996), (6192, 449194), (6794, 409392), (7584, 366747), (8529, 326112), (10191, 272928), (11372, 244584), (11376, 244498), (12384, 224597), (13588, 204696), (17058, 163056), (20382, 136464), (22744, 122292), (22752, 122249), (25587, 108704), (27176, 102348), (30573, 90976), (34116, 81528), (40764, 68232), (45488, 61146), (51174, 54352)]