30661456

素因数分解:

$2^4\times 7^3\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:217

約数の個数: 80

約数和(自身を含む): 71622400

約数和(自身を除く): 40960944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 49, 56, 74, 98, 112, 148, 151, 196, 259, 296, 302, 343, 392, 518, 592, 604, 686, 784, 1036, 1057, 1208, 1372, 1813, 2072, 2114, 2416, 2744, 3626, 4144, 4228, 5488, 5587, 7252, 7399, 8456, 11174, 12691, 14504, 14798, 16912, 22348, 25382, 29008, 29596, 39109, 44696, 50764, 51793, 59192, 78218, 89392, 101528, 103586, 118384, 156436, 203056, 207172, 273763, 312872, 414344, 547526, 625744, 828688, 1095052, 1916341, 2190104, 3832682, 4380208, 7665364, 15330728, 30661456]

約数ペア:

[(1, 30661456), (2, 15330728), (4, 7665364), (7, 4380208), (8, 3832682), (14, 2190104), (16, 1916341), (28, 1095052), (37, 828688), (49, 625744), (56, 547526), (74, 414344), (98, 312872), (112, 273763), (148, 207172), (151, 203056), (196, 156436), (259, 118384), (296, 103586), (302, 101528), (343, 89392), (392, 78218), (518, 59192), (592, 51793), (604, 50764), (686, 44696), (784, 39109), (1036, 29596), (1057, 29008), (1208, 25382), (1372, 22348), (1813, 16912), (2072, 14798), (2114, 14504), (2416, 12691), (2744, 11174), (3626, 8456), (4144, 7399), (4228, 7252), (5488, 5587)]