12685860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 43243200

約数和(自身を除く): 30557340

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, 149, 165, 172, 180, 198, 215, 220, 258, 298, 330, 387, 396, 430, 447, 473, 495, 516, 596, 645, 660, 745, 774, 860, 894, 946, 990, 1290, 1341, 1419, 1490, 1548, 1639, 1788, 1892, 1935, 1980, 2235, 2365, 2580, 2682, 2838, 2980, 3278, 3870, 4257, 4470, 4730, 4917, 5364, 5676, 6407, 6556, 6705, 7095, 7740, 8195, 8514, 8940, 9460, 9834, 12814, 13410, 14190, 14751, 16390, 17028, 19221, 19668, 21285, 24585, 25628, 26820, 28380, 29502, 32035, 32780, 38442, 42570, 49170, 57663, 59004, 64070, 70477, 73755, 76884, 85140, 96105, 98340, 115326, 128140, 140954, 147510, 192210, 211431, 230652, 281908, 288315, 295020, 352385, 384420, 422862, 576630, 634293, 704770, 845724, 1057155, 1153260, 1268586, 1409540, 2114310, 2537172, 3171465, 4228620, 6342930, 12685860]

約数ペア:

[(1, 12685860), (2, 6342930), (3, 4228620), (4, 3171465), (5, 2537172), (6, 2114310), (9, 1409540), (10, 1268586), (11, 1153260), (12, 1057155), (15, 845724), (18, 704770), (20, 634293), (22, 576630), (30, 422862), (33, 384420), (36, 352385), (43, 295020), (44, 288315), (45, 281908), (55, 230652), (60, 211431), (66, 192210), (86, 147510), (90, 140954), (99, 128140), (110, 115326), (129, 98340), (132, 96105), (149, 85140), (165, 76884), (172, 73755), (180, 70477), (198, 64070), (215, 59004), (220, 57663), (258, 49170), (298, 42570), (330, 38442), (387, 32780), (396, 32035), (430, 29502), (447, 28380), (473, 26820), (495, 25628), (516, 24585), (596, 21285), (645, 19668), (660, 19221), (745, 17028), (774, 16390), (860, 14751), (894, 14190), (946, 13410), (990, 12814), (1290, 9834), (1341, 9460), (1419, 8940), (1490, 8514), (1548, 8195), (1639, 7740), (1788, 7095), (1892, 6705), (1935, 6556), (1980, 6407), (2235, 5676), (2365, 5364), (2580, 4917), (2682, 4730), (2838, 4470), (2980, 4257), (3278, 3870)]