244722280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 642556800

約数和(自身を除く): 397834520

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 73, 76, 88, 95, 110, 146, 152, 190, 209, 220, 292, 365, 380, 401, 418, 440, 584, 730, 760, 802, 803, 836, 1045, 1387, 1460, 1604, 1606, 1672, 2005, 2090, 2774, 2920, 3208, 3212, 4010, 4015, 4180, 4411, 5548, 6424, 6935, 7619, 8020, 8030, 8360, 8822, 11096, 13870, 15238, 15257, 16040, 16060, 17644, 22055, 27740, 29273, 30476, 30514, 32120, 35288, 38095, 44110, 55480, 58546, 60952, 61028, 76190, 76285, 83809, 88220, 117092, 122056, 146365, 152380, 152570, 167618, 176440, 234184, 292730, 304760, 305140, 322003, 335236, 419045, 556187, 585460, 610280, 644006, 670472, 838090, 1112374, 1170920, 1288012, 1610015, 1676180, 2224748, 2576024, 2780935, 3220030, 3352360, 4449496, 5561870, 6118057, 6440060, 11123740, 12236114, 12880120, 22247480, 24472228, 30590285, 48944456, 61180570, 122361140, 244722280]

約数ペア:

[(1, 244722280), (2, 122361140), (4, 61180570), (5, 48944456), (8, 30590285), (10, 24472228), (11, 22247480), (19, 12880120), (20, 12236114), (22, 11123740), (38, 6440060), (40, 6118057), (44, 5561870), (55, 4449496), (73, 3352360), (76, 3220030), (88, 2780935), (95, 2576024), (110, 2224748), (146, 1676180), (152, 1610015), (190, 1288012), (209, 1170920), (220, 1112374), (292, 838090), (365, 670472), (380, 644006), (401, 610280), (418, 585460), (440, 556187), (584, 419045), (730, 335236), (760, 322003), (802, 305140), (803, 304760), (836, 292730), (1045, 234184), (1387, 176440), (1460, 167618), (1604, 152570), (1606, 152380), (1672, 146365), (2005, 122056), (2090, 117092), (2774, 88220), (2920, 83809), (3208, 76285), (3212, 76190), (4010, 61028), (4015, 60952), (4180, 58546), (4411, 55480), (5548, 44110), (6424, 38095), (6935, 35288), (7619, 32120), (8020, 30514), (8030, 30476), (8360, 29273), (8822, 27740), (11096, 22055), (13870, 17644), (15238, 16060), (15257, 16040)]