129322620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{521}}^1$

素因数の和:740

約数の個数: 144

約数和(自身を含む): 451459008

約数和(自身を除く): 322136388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 197, 210, 252, 315, 394, 420, 521, 591, 630, 788, 985, 1042, 1182, 1260, 1379, 1563, 1773, 1970, 2084, 2364, 2605, 2758, 2955, 3126, 3546, 3647, 3940, 4137, 4689, 5210, 5516, 5910, 6252, 6895, 7092, 7294, 7815, 8274, 8865, 9378, 10420, 10941, 11820, 12411, 13790, 14588, 15630, 16548, 17730, 18235, 18756, 20685, 21882, 23445, 24822, 27580, 31260, 32823, 35460, 36470, 41370, 43764, 46890, 49644, 54705, 62055, 65646, 72940, 82740, 93780, 102637, 109410, 124110, 131292, 164115, 205274, 218820, 248220, 307911, 328230, 410548, 513185, 615822, 656460, 718459, 923733, 1026370, 1231644, 1436918, 1539555, 1847466, 2052740, 2155377, 2873836, 3079110, 3592295, 3694932, 4310754, 4618665, 6158220, 6466131, 7184590, 8621508, 9237330, 10776885, 12932262, 14369180, 18474660, 21553770, 25864524, 32330655, 43107540, 64661310, 129322620]

約数ペア:

[(1, 129322620), (2, 64661310), (3, 43107540), (4, 32330655), (5, 25864524), (6, 21553770), (7, 18474660), (9, 14369180), (10, 12932262), (12, 10776885), (14, 9237330), (15, 8621508), (18, 7184590), (20, 6466131), (21, 6158220), (28, 4618665), (30, 4310754), (35, 3694932), (36, 3592295), (42, 3079110), (45, 2873836), (60, 2155377), (63, 2052740), (70, 1847466), (84, 1539555), (90, 1436918), (105, 1231644), (126, 1026370), (140, 923733), (180, 718459), (197, 656460), (210, 615822), (252, 513185), (315, 410548), (394, 328230), (420, 307911), (521, 248220), (591, 218820), (630, 205274), (788, 164115), (985, 131292), (1042, 124110), (1182, 109410), (1260, 102637), (1379, 93780), (1563, 82740), (1773, 72940), (1970, 65646), (2084, 62055), (2364, 54705), (2605, 49644), (2758, 46890), (2955, 43764), (3126, 41370), (3546, 36470), (3647, 35460), (3940, 32823), (4137, 31260), (4689, 27580), (5210, 24822), (5516, 23445), (5910, 21882), (6252, 20685), (6895, 18756), (7092, 18235), (7294, 17730), (7815, 16548), (8274, 15630), (8865, 14588), (9378, 13790), (10420, 12411), (10941, 11820)]