249888950780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{146389}}^1$

素因数の和:146631

約数の個数: 96

約数和(自身を含む): 610903036800

約数和(自身を除く): 361014086020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 137, 140, 178, 274, 356, 445, 548, 623, 685, 890, 959, 1246, 1370, 1780, 1918, 2492, 2740, 3115, 3836, 4795, 6230, 9590, 12193, 12460, 19180, 24386, 48772, 60965, 85351, 121930, 146389, 170702, 243860, 292778, 341404, 426755, 585556, 731945, 853510, 1024723, 1463890, 1707020, 2049446, 2927780, 4098892, 5123615, 10247230, 13028621, 20055293, 20494460, 26057242, 40110586, 52114484, 65143105, 80221172, 91200347, 100276465, 130286210, 140387051, 182400694, 200552930, 260572420, 280774102, 364801388, 401105860, 456001735, 561548204, 701935255, 912003470, 1403870510, 1784921077, 1824006940, 2807741020, 3569842154, 7139684308, 8924605385, 12494447539, 17849210770, 24988895078, 35698421540, 49977790156, 62472237695, 124944475390, 249888950780]

約数ペア:

[(1, 249888950780), (2, 124944475390), (4, 62472237695), (5, 49977790156), (7, 35698421540), (10, 24988895078), (14, 17849210770), (20, 12494447539), (28, 8924605385), (35, 7139684308), (70, 3569842154), (89, 2807741020), (137, 1824006940), (140, 1784921077), (178, 1403870510), (274, 912003470), (356, 701935255), (445, 561548204), (548, 456001735), (623, 401105860), (685, 364801388), (890, 280774102), (959, 260572420), (1246, 200552930), (1370, 182400694), (1780, 140387051), (1918, 130286210), (2492, 100276465), (2740, 91200347), (3115, 80221172), (3836, 65143105), (4795, 52114484), (6230, 40110586), (9590, 26057242), (12193, 20494460), (12460, 20055293), (19180, 13028621), (24386, 10247230), (48772, 5123615), (60965, 4098892), (85351, 2927780), (121930, 2049446), (146389, 1707020), (170702, 1463890), (243860, 1024723), (292778, 853510), (341404, 731945), (426755, 585556)]