179900820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2113}}^1$

素因数の和:2182

約数の個数: 144

約数和(自身を含む): 609440832

約数和(自身を除く): 429540012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 55, 60, 66, 86, 90, 99, 110, 129, 132, 165, 172, 180, 198, 215, 220, 258, 330, 387, 396, 430, 473, 495, 516, 645, 660, 774, 860, 946, 990, 1290, 1419, 1548, 1892, 1935, 1980, 2113, 2365, 2580, 2838, 3870, 4226, 4257, 4730, 5676, 6339, 7095, 7740, 8452, 8514, 9460, 10565, 12678, 14190, 17028, 19017, 21130, 21285, 23243, 25356, 28380, 31695, 38034, 42260, 42570, 46486, 63390, 69729, 76068, 85140, 90859, 92972, 95085, 116215, 126780, 139458, 181718, 190170, 209187, 232430, 272577, 278916, 348645, 363436, 380340, 418374, 454295, 464860, 545154, 697290, 817731, 836748, 908590, 999449, 1045935, 1090308, 1362885, 1394580, 1635462, 1817180, 1998898, 2091870, 2725770, 2998347, 3270924, 3997796, 4088655, 4183740, 4997245, 5451540, 5996694, 8177310, 8995041, 9994490, 11993388, 14991735, 16354620, 17990082, 19988980, 29983470, 35980164, 44975205, 59966940, 89950410, 179900820]

約数ペア:

[(1, 179900820), (2, 89950410), (3, 59966940), (4, 44975205), (5, 35980164), (6, 29983470), (9, 19988980), (10, 17990082), (11, 16354620), (12, 14991735), (15, 11993388), (18, 9994490), (20, 8995041), (22, 8177310), (30, 5996694), (33, 5451540), (36, 4997245), (43, 4183740), (44, 4088655), (45, 3997796), (55, 3270924), (60, 2998347), (66, 2725770), (86, 2091870), (90, 1998898), (99, 1817180), (110, 1635462), (129, 1394580), (132, 1362885), (165, 1090308), (172, 1045935), (180, 999449), (198, 908590), (215, 836748), (220, 817731), (258, 697290), (330, 545154), (387, 464860), (396, 454295), (430, 418374), (473, 380340), (495, 363436), (516, 348645), (645, 278916), (660, 272577), (774, 232430), (860, 209187), (946, 190170), (990, 181718), (1290, 139458), (1419, 126780), (1548, 116215), (1892, 95085), (1935, 92972), (1980, 90859), (2113, 85140), (2365, 76068), (2580, 69729), (2838, 63390), (3870, 46486), (4226, 42570), (4257, 42260), (4730, 38034), (5676, 31695), (6339, 28380), (7095, 25356), (7740, 23243), (8452, 21285), (8514, 21130), (9460, 19017), (10565, 17028), (12678, 14190)]