661206072

素因数分解:

$2^3\times 3^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{1307}}^1$

素因数の和:1620

約数の個数: 64

約数和(自身を含む): 1678216320

約数和(自身を除く): 1017010248

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 107, 197, 214, 321, 394, 428, 591, 642, 788, 856, 1182, 1284, 1307, 1576, 2364, 2568, 2614, 3921, 4728, 5228, 7842, 10456, 15684, 21079, 31368, 42158, 63237, 84316, 126474, 139849, 168632, 252948, 257479, 279698, 419547, 505896, 514958, 559396, 772437, 839094, 1029916, 1118792, 1544874, 1678188, 2059832, 3089748, 3356376, 6179496, 27550253, 55100506, 82650759, 110201012, 165301518, 220402024, 330603036, 661206072]

約数ペア:

[(1, 661206072), (2, 330603036), (3, 220402024), (4, 165301518), (6, 110201012), (8, 82650759), (12, 55100506), (24, 27550253), (107, 6179496), (197, 3356376), (214, 3089748), (321, 2059832), (394, 1678188), (428, 1544874), (591, 1118792), (642, 1029916), (788, 839094), (856, 772437), (1182, 559396), (1284, 514958), (1307, 505896), (1576, 419547), (2364, 279698), (2568, 257479), (2614, 252948), (3921, 168632), (4728, 139849), (5228, 126474), (7842, 84316), (10456, 63237), (15684, 42158), (21079, 31368)]