168243516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3389}}^1$

素因数の和:3603

約数の個数: 72

約数和(自身を含む): 488648160

約数和(自身を除く): 320404644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 197, 252, 394, 591, 788, 1182, 1379, 1773, 2364, 2758, 3389, 3546, 4137, 5516, 6778, 7092, 8274, 10167, 12411, 13556, 16548, 20334, 23723, 24822, 30501, 40668, 47446, 49644, 61002, 71169, 94892, 122004, 142338, 213507, 284676, 427014, 667633, 854028, 1335266, 2002899, 2670532, 4005798, 4673431, 6008697, 8011596, 9346862, 12017394, 14020293, 18693724, 24034788, 28040586, 42060879, 56081172, 84121758, 168243516]

約数ペア:

[(1, 168243516), (2, 84121758), (3, 56081172), (4, 42060879), (6, 28040586), (7, 24034788), (9, 18693724), (12, 14020293), (14, 12017394), (18, 9346862), (21, 8011596), (28, 6008697), (36, 4673431), (42, 4005798), (63, 2670532), (84, 2002899), (126, 1335266), (197, 854028), (252, 667633), (394, 427014), (591, 284676), (788, 213507), (1182, 142338), (1379, 122004), (1773, 94892), (2364, 71169), (2758, 61002), (3389, 49644), (3546, 47446), (4137, 40668), (5516, 30501), (6778, 24822), (7092, 23723), (8274, 20334), (10167, 16548), (12411, 13556)]