87090780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6689}}^1$

素因数の和:6739

約数の個数: 96

約数和(自身を含む): 287723520

約数和(自身を除く): 200632740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 6689, 13020, 13378, 20067, 26756, 33445, 40134, 46823, 66890, 80268, 93646, 100335, 133780, 140469, 187292, 200670, 207359, 234115, 280938, 401340, 414718, 468230, 561876, 622077, 702345, 829436, 936460, 1036795, 1244154, 1404690, 1451513, 2073590, 2488308, 2809380, 2903026, 3110385, 4147180, 4354539, 5806052, 6220770, 7257565, 8709078, 12441540, 14515130, 17418156, 21772695, 29030260, 43545390, 87090780]

約数ペア:

[(1, 87090780), (2, 43545390), (3, 29030260), (4, 21772695), (5, 17418156), (6, 14515130), (7, 12441540), (10, 8709078), (12, 7257565), (14, 6220770), (15, 5806052), (20, 4354539), (21, 4147180), (28, 3110385), (30, 2903026), (31, 2809380), (35, 2488308), (42, 2073590), (60, 1451513), (62, 1404690), (70, 1244154), (84, 1036795), (93, 936460), (105, 829436), (124, 702345), (140, 622077), (155, 561876), (186, 468230), (210, 414718), (217, 401340), (310, 280938), (372, 234115), (420, 207359), (434, 200670), (465, 187292), (620, 140469), (651, 133780), (868, 100335), (930, 93646), (1085, 80268), (1302, 66890), (1860, 46823), (2170, 40134), (2604, 33445), (3255, 26756), (4340, 20067), (6510, 13378), (6689, 13020)]