131778780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1193}}^1$

素因数の和:1475

約数の個数: 96

約数和(自身を含む): 423650304

約数和(自身を除く): 291871524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 263, 420, 526, 789, 1052, 1193, 1315, 1578, 1841, 2386, 2630, 3156, 3579, 3682, 3945, 4772, 5260, 5523, 5965, 7158, 7364, 7890, 8351, 9205, 11046, 11930, 14316, 15780, 16702, 17895, 18410, 22092, 23860, 25053, 27615, 33404, 35790, 36820, 41755, 50106, 55230, 71580, 83510, 100212, 110460, 125265, 167020, 250530, 313759, 501060, 627518, 941277, 1255036, 1568795, 1882554, 2196313, 3137590, 3765108, 4392626, 4706385, 6275180, 6588939, 8785252, 9412770, 10981565, 13177878, 18825540, 21963130, 26355756, 32944695, 43926260, 65889390, 131778780]

約数ペア:

[(1, 131778780), (2, 65889390), (3, 43926260), (4, 32944695), (5, 26355756), (6, 21963130), (7, 18825540), (10, 13177878), (12, 10981565), (14, 9412770), (15, 8785252), (20, 6588939), (21, 6275180), (28, 4706385), (30, 4392626), (35, 3765108), (42, 3137590), (60, 2196313), (70, 1882554), (84, 1568795), (105, 1255036), (140, 941277), (210, 627518), (263, 501060), (420, 313759), (526, 250530), (789, 167020), (1052, 125265), (1193, 110460), (1315, 100212), (1578, 83510), (1841, 71580), (2386, 55230), (2630, 50106), (3156, 41755), (3579, 36820), (3682, 35790), (3945, 33404), (4772, 27615), (5260, 25053), (5523, 23860), (5965, 22092), (7158, 18410), (7364, 17895), (7890, 16702), (8351, 15780), (9205, 14316), (11046, 11930)]