120904790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 242956800

約数和(自身を除く): 122052010

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 73, 95, 115, 146, 190, 230, 365, 379, 437, 730, 758, 874, 1387, 1679, 1895, 2185, 2774, 3358, 3790, 4370, 6935, 7201, 8395, 8717, 13870, 14402, 16790, 17434, 27667, 31901, 36005, 43585, 55334, 63802, 72010, 87170, 138335, 159505, 165623, 276670, 319010, 331246, 525673, 636341, 828115, 1051346, 1272682, 1656230, 2628365, 3181705, 5256730, 6363410, 12090479, 24180958, 60452395, 120904790]

約数ペア:

[(1, 120904790), (2, 60452395), (5, 24180958), (10, 12090479), (19, 6363410), (23, 5256730), (38, 3181705), (46, 2628365), (73, 1656230), (95, 1272682), (115, 1051346), (146, 828115), (190, 636341), (230, 525673), (365, 331246), (379, 319010), (437, 276670), (730, 165623), (758, 159505), (874, 138335), (1387, 87170), (1679, 72010), (1895, 63802), (2185, 55334), (2774, 43585), (3358, 36005), (3790, 31901), (4370, 27667), (6935, 17434), (7201, 16790), (8395, 14402), (8717, 13870)]