1254221312

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4159}}^1$

素因数の和:4227

約数の個数: 80

約数和(自身を含む): 2723635200

約数和(自身を除く): 1469413888

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 512, 589, 608, 992, 1178, 1216, 1984, 2356, 2432, 3968, 4159, 4712, 4864, 7936, 8318, 9424, 9728, 15872, 16636, 18848, 33272, 37696, 66544, 75392, 79021, 128929, 133088, 150784, 158042, 257858, 266176, 301568, 316084, 515716, 532352, 632168, 1031432, 1064704, 1264336, 2062864, 2129408, 2449651, 2528672, 4125728, 4899302, 5057344, 8251456, 9798604, 10114688, 16502912, 19597208, 20229376, 33005824, 39194416, 40458752, 66011648, 78388832, 156777664, 313555328, 627110656, 1254221312]

約数ペア:

[(1, 1254221312), (2, 627110656), (4, 313555328), (8, 156777664), (16, 78388832), (19, 66011648), (31, 40458752), (32, 39194416), (38, 33005824), (62, 20229376), (64, 19597208), (76, 16502912), (124, 10114688), (128, 9798604), (152, 8251456), (248, 5057344), (256, 4899302), (304, 4125728), (496, 2528672), (512, 2449651), (589, 2129408), (608, 2062864), (992, 1264336), (1178, 1064704), (1216, 1031432), (1984, 632168), (2356, 532352), (2432, 515716), (3968, 316084), (4159, 301568), (4712, 266176), (4864, 257858), (7936, 158042), (8318, 150784), (9424, 133088), (9728, 128929), (15872, 79021), (16636, 75392), (18848, 66544), (33272, 37696)]