428080240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24659}}^1$

素因数の和:24710

約数の個数: 80

約数和(自身を含む): 1174210560

約数和(自身を除く): 746130320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 24659, 49318, 98636, 123295, 172613, 197272, 246590, 345226, 394544, 493180, 690452, 764429, 863065, 986360, 1380904, 1528858, 1726130, 1972720, 2761808, 3057716, 3452260, 3822145, 5351003, 6115432, 6904520, 7644290, 10702006, 12230864, 13809040, 15288580, 21404012, 26755015, 30577160, 42808024, 53510030, 61154320, 85616048, 107020060, 214040120, 428080240]

約数ペア:

[(1, 428080240), (2, 214040120), (4, 107020060), (5, 85616048), (7, 61154320), (8, 53510030), (10, 42808024), (14, 30577160), (16, 26755015), (20, 21404012), (28, 15288580), (31, 13809040), (35, 12230864), (40, 10702006), (56, 7644290), (62, 6904520), (70, 6115432), (80, 5351003), (112, 3822145), (124, 3452260), (140, 3057716), (155, 2761808), (217, 1972720), (248, 1726130), (280, 1528858), (310, 1380904), (434, 986360), (496, 863065), (560, 764429), (620, 690452), (868, 493180), (1085, 394544), (1240, 345226), (1736, 246590), (2170, 197272), (2480, 172613), (3472, 123295), (4340, 98636), (8680, 49318), (17360, 24659)]