318783780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{253003}}^1$

素因数の和:253025

約数の個数: 72

約数和(自身を含む): 1105121472

約数和(自身を除く): 786337692

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, 253003, 506006, 759009, 1012012, 1265015, 1518018, 1771021, 2277027, 2530030, 3036036, 3542042, 3795045, 4554054, 5060060, 5313063, 7084084, 7590090, 8855105, 9108108, 10626126, 11385135, 15180180, 15939189, 17710210, 21252252, 22770270, 26565315, 31878378, 35420420, 45540540, 53130630, 63756756, 79695945, 106261260, 159391890, 318783780]

約数ペア:

[(1, 318783780), (2, 159391890), (3, 106261260), (4, 79695945), (5, 63756756), (6, 53130630), (7, 45540540), (9, 35420420), (10, 31878378), (12, 26565315), (14, 22770270), (15, 21252252), (18, 17710210), (20, 15939189), (21, 15180180), (28, 11385135), (30, 10626126), (35, 9108108), (36, 8855105), (42, 7590090), (45, 7084084), (60, 5313063), (63, 5060060), (70, 4554054), (84, 3795045), (90, 3542042), (105, 3036036), (126, 2530030), (140, 2277027), (180, 1771021), (210, 1518018), (252, 1265015), (315, 1012012), (420, 759009), (630, 506006), (1260, 253003)]