90398728

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 209468160

約数和(自身を除く): 119069432

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 43, 49, 56, 62, 86, 98, 124, 172, 173, 196, 217, 248, 301, 344, 346, 392, 434, 602, 692, 868, 1204, 1211, 1333, 1384, 1519, 1736, 2107, 2408, 2422, 2666, 3038, 4214, 4844, 5332, 5363, 6076, 7439, 8428, 8477, 9331, 9688, 10664, 10726, 12152, 14878, 16856, 16954, 18662, 21452, 29756, 33908, 37324, 37541, 42904, 52073, 59512, 65317, 67816, 74648, 75082, 104146, 130634, 150164, 208292, 230609, 261268, 262787, 300328, 364511, 416584, 461218, 522536, 525574, 729022, 922436, 1051148, 1458044, 1614263, 1844872, 2102296, 2916088, 3228526, 6457052, 11299841, 12914104, 22599682, 45199364, 90398728]

約数ペア:

[(1, 90398728), (2, 45199364), (4, 22599682), (7, 12914104), (8, 11299841), (14, 6457052), (28, 3228526), (31, 2916088), (43, 2102296), (49, 1844872), (56, 1614263), (62, 1458044), (86, 1051148), (98, 922436), (124, 729022), (172, 525574), (173, 522536), (196, 461218), (217, 416584), (248, 364511), (301, 300328), (344, 262787), (346, 261268), (392, 230609), (434, 208292), (602, 150164), (692, 130634), (868, 104146), (1204, 75082), (1211, 74648), (1333, 67816), (1384, 65317), (1519, 59512), (1736, 52073), (2107, 42904), (2408, 37541), (2422, 37324), (2666, 33908), (3038, 29756), (4214, 21452), (4844, 18662), (5332, 16954), (5363, 16856), (6076, 14878), (7439, 12152), (8428, 10726), (8477, 10664), (9331, 9688)]