343085680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19763}}^1$

素因数の和:19814

約数の個数: 80

約数和(自身を含む): 941082624

約数和(自身を除く): 597996944

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, 19763, 39526, 79052, 98815, 138341, 158104, 197630, 276682, 316208, 395260, 553364, 612653, 691705, 790520, 1106728, 1225306, 1383410, 1581040, 2213456, 2450612, 2766820, 3063265, 4288571, 4901224, 5533640, 6126530, 8577142, 9802448, 11067280, 12253060, 17154284, 21442855, 24506120, 34308568, 42885710, 49012240, 68617136, 85771420, 171542840, 343085680]

約数ペア:

[(1, 343085680), (2, 171542840), (4, 85771420), (5, 68617136), (7, 49012240), (8, 42885710), (10, 34308568), (14, 24506120), (16, 21442855), (20, 17154284), (28, 12253060), (31, 11067280), (35, 9802448), (40, 8577142), (56, 6126530), (62, 5533640), (70, 4901224), (80, 4288571), (112, 3063265), (124, 2766820), (140, 2450612), (155, 2213456), (217, 1581040), (248, 1383410), (280, 1225306), (310, 1106728), (434, 790520), (496, 691705), (560, 612653), (620, 553364), (868, 395260), (1085, 316208), (1240, 276682), (1736, 197630), (2170, 158104), (2480, 138341), (3472, 98815), (4340, 79052), (8680, 39526), (17360, 19763)]