691495140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{56773}}^1$

素因数の和:56821

約数の個数: 96

約数和(自身を含む): 2289127680

約数和(自身を除く): 1597632540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1740, 2030, 2436, 3045, 4060, 6090, 12180, 56773, 113546, 170319, 227092, 283865, 340638, 397411, 567730, 681276, 794822, 851595, 1135460, 1192233, 1589644, 1646417, 1703190, 1987055, 2384466, 3292834, 3406380, 3974110, 4768932, 4939251, 5961165, 6585668, 7948220, 8232085, 9878502, 11524919, 11922330, 16464170, 19757004, 23049838, 23844660, 24696255, 32928340, 34574757, 46099676, 49392510, 57624595, 69149514, 98785020, 115249190, 138299028, 172873785, 230498380, 345747570, 691495140]

約数ペア:

[(1, 691495140), (2, 345747570), (3, 230498380), (4, 172873785), (5, 138299028), (6, 115249190), (7, 98785020), (10, 69149514), (12, 57624595), (14, 49392510), (15, 46099676), (20, 34574757), (21, 32928340), (28, 24696255), (29, 23844660), (30, 23049838), (35, 19757004), (42, 16464170), (58, 11922330), (60, 11524919), (70, 9878502), (84, 8232085), (87, 7948220), (105, 6585668), (116, 5961165), (140, 4939251), (145, 4768932), (174, 3974110), (203, 3406380), (210, 3292834), (290, 2384466), (348, 1987055), (406, 1703190), (420, 1646417), (435, 1589644), (580, 1192233), (609, 1135460), (812, 851595), (870, 794822), (1015, 681276), (1218, 567730), (1740, 397411), (2030, 340638), (2436, 283865), (3045, 227092), (4060, 170319), (6090, 113546), (12180, 56773)]