163968660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{3109}}^1$

素因数の和:3417

約数の個数: 72

約数和(自身を含む): 499229640

約数和(自身を除く): 335260980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 586, 879, 1172, 1465, 1758, 2637, 2930, 3109, 3516, 4395, 5274, 5860, 6218, 8790, 9327, 10548, 12436, 13185, 15545, 17580, 18654, 26370, 27981, 31090, 37308, 46635, 52740, 55962, 62180, 93270, 111924, 139905, 186540, 279810, 559620, 910937, 1821874, 2732811, 3643748, 4554685, 5465622, 8198433, 9109370, 10931244, 13664055, 16396866, 18218740, 27328110, 32793732, 40992165, 54656220, 81984330, 163968660]

約数ペア:

[(1, 163968660), (2, 81984330), (3, 54656220), (4, 40992165), (5, 32793732), (6, 27328110), (9, 18218740), (10, 16396866), (12, 13664055), (15, 10931244), (18, 9109370), (20, 8198433), (30, 5465622), (36, 4554685), (45, 3643748), (60, 2732811), (90, 1821874), (180, 910937), (293, 559620), (586, 279810), (879, 186540), (1172, 139905), (1465, 111924), (1758, 93270), (2637, 62180), (2930, 55962), (3109, 52740), (3516, 46635), (4395, 37308), (5274, 31090), (5860, 27981), (6218, 26370), (8790, 18654), (9327, 17580), (10548, 15545), (12436, 13185)]