18135420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 53222400

約数和(自身を除く): 35086980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 59, 60, 94, 109, 118, 141, 177, 188, 218, 235, 236, 282, 295, 327, 354, 436, 470, 545, 564, 590, 654, 705, 708, 885, 940, 1090, 1180, 1308, 1410, 1635, 1770, 2180, 2773, 2820, 3270, 3540, 5123, 5546, 6431, 6540, 8319, 10246, 11092, 12862, 13865, 15369, 16638, 19293, 20492, 25615, 25724, 27730, 30738, 32155, 33276, 38586, 41595, 51230, 55460, 61476, 64310, 76845, 77172, 83190, 96465, 102460, 128620, 153690, 166380, 192930, 302257, 307380, 385860, 604514, 906771, 1209028, 1511285, 1813542, 3022570, 3627084, 4533855, 6045140, 9067710, 18135420]

約数ペア:

[(1, 18135420), (2, 9067710), (3, 6045140), (4, 4533855), (5, 3627084), (6, 3022570), (10, 1813542), (12, 1511285), (15, 1209028), (20, 906771), (30, 604514), (47, 385860), (59, 307380), (60, 302257), (94, 192930), (109, 166380), (118, 153690), (141, 128620), (177, 102460), (188, 96465), (218, 83190), (235, 77172), (236, 76845), (282, 64310), (295, 61476), (327, 55460), (354, 51230), (436, 41595), (470, 38586), (545, 33276), (564, 32155), (590, 30738), (654, 27730), (705, 25724), (708, 25615), (885, 20492), (940, 19293), (1090, 16638), (1180, 15369), (1308, 13865), (1410, 12862), (1635, 11092), (1770, 10246), (2180, 8319), (2773, 6540), (2820, 6431), (3270, 5546), (3540, 5123)]