289261624

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 586080000

約数和(自身を除く): 296818376

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 131, 146, 152, 199, 262, 292, 398, 524, 584, 796, 1048, 1387, 1592, 2489, 2774, 3781, 4978, 5548, 7562, 9563, 9956, 11096, 14527, 15124, 19126, 19912, 26069, 29054, 30248, 38252, 52138, 58108, 76504, 104276, 116216, 181697, 208552, 276013, 363394, 495311, 552026, 726788, 990622, 1104052, 1453576, 1903037, 1981244, 2208104, 3806074, 3962488, 7612148, 15224296, 36157703, 72315406, 144630812, 289261624]

約数ペア:

[(1, 289261624), (2, 144630812), (4, 72315406), (8, 36157703), (19, 15224296), (38, 7612148), (73, 3962488), (76, 3806074), (131, 2208104), (146, 1981244), (152, 1903037), (199, 1453576), (262, 1104052), (292, 990622), (398, 726788), (524, 552026), (584, 495311), (796, 363394), (1048, 276013), (1387, 208552), (1592, 181697), (2489, 116216), (2774, 104276), (3781, 76504), (4978, 58108), (5548, 52138), (7562, 38252), (9563, 30248), (9956, 29054), (11096, 26069), (14527, 19912), (15124, 19126)]