289744510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1489}}^1$

素因数の和:1597

約数の個数: 64

約数和(自身を含む): 598622400

約数和(自身を除く): 308877890

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 61, 110, 122, 145, 290, 305, 319, 610, 638, 671, 1342, 1489, 1595, 1769, 2978, 3190, 3355, 3538, 6710, 7445, 8845, 14890, 16379, 17690, 19459, 32758, 38918, 43181, 81895, 86362, 90829, 97295, 163790, 181658, 194590, 215905, 431810, 454145, 474991, 908290, 949982, 999119, 1998238, 2374955, 2634041, 4749910, 4995595, 5268082, 9991190, 13170205, 26340410, 28974451, 57948902, 144872255, 289744510]

約数ペア:

[(1, 289744510), (2, 144872255), (5, 57948902), (10, 28974451), (11, 26340410), (22, 13170205), (29, 9991190), (55, 5268082), (58, 4995595), (61, 4749910), (110, 2634041), (122, 2374955), (145, 1998238), (290, 999119), (305, 949982), (319, 908290), (610, 474991), (638, 454145), (671, 431810), (1342, 215905), (1489, 194590), (1595, 181658), (1769, 163790), (2978, 97295), (3190, 90829), (3355, 86362), (3538, 81895), (6710, 43181), (7445, 38918), (8845, 32758), (14890, 19459), (16379, 17690)]