12703920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1231}}^1$

素因数の和:1290

約数の個数: 80

約数和(自身を含む): 40330752

約数和(自身を除く): 27626832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1231, 1290, 1720, 2064, 2462, 2580, 3440, 3693, 4924, 5160, 6155, 7386, 9848, 10320, 12310, 14772, 18465, 19696, 24620, 29544, 36930, 49240, 52933, 59088, 73860, 98480, 105866, 147720, 158799, 211732, 264665, 295440, 317598, 423464, 529330, 635196, 793995, 846928, 1058660, 1270392, 1587990, 2117320, 2540784, 3175980, 4234640, 6351960, 12703920]

約数ペア:

[(1, 12703920), (2, 6351960), (3, 4234640), (4, 3175980), (5, 2540784), (6, 2117320), (8, 1587990), (10, 1270392), (12, 1058660), (15, 846928), (16, 793995), (20, 635196), (24, 529330), (30, 423464), (40, 317598), (43, 295440), (48, 264665), (60, 211732), (80, 158799), (86, 147720), (120, 105866), (129, 98480), (172, 73860), (215, 59088), (240, 52933), (258, 49240), (344, 36930), (430, 29544), (516, 24620), (645, 19696), (688, 18465), (860, 14772), (1032, 12310), (1231, 10320), (1290, 9848), (1720, 7386), (2064, 6155), (2462, 5160), (2580, 4924), (3440, 3693)]