26866980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{21323}}^1$

素因数の和:21345

約数の個数: 72

約数和(自身を含む): 93143232

約数和(自身を除く): 66276252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 21323, 42646, 63969, 85292, 106615, 127938, 149261, 191907, 213230, 255876, 298522, 319845, 383814, 426460, 447783, 597044, 639690, 746305, 767628, 895566, 959535, 1279380, 1343349, 1492610, 1791132, 1919070, 2238915, 2686698, 2985220, 3838140, 4477830, 5373396, 6716745, 8955660, 13433490, 26866980]

約数ペア:

[(1, 26866980), (2, 13433490), (3, 8955660), (4, 6716745), (5, 5373396), (6, 4477830), (7, 3838140), (9, 2985220), (10, 2686698), (12, 2238915), (14, 1919070), (15, 1791132), (18, 1492610), (20, 1343349), (21, 1279380), (28, 959535), (30, 895566), (35, 767628), (36, 746305), (42, 639690), (45, 597044), (60, 447783), (63, 426460), (70, 383814), (84, 319845), (90, 298522), (105, 255876), (126, 213230), (140, 191907), (180, 149261), (210, 127938), (252, 106615), (315, 85292), (420, 63969), (630, 42646), (1260, 21323)]