2712780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2153}}^1$

素因数の和:2175

約数の個数: 72

約数和(自身を含む): 9408672

約数和(自身を除く): 6695892

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, 2153, 4306, 6459, 8612, 10765, 12918, 15071, 19377, 21530, 25836, 30142, 32295, 38754, 43060, 45213, 60284, 64590, 75355, 77508, 90426, 96885, 129180, 135639, 150710, 180852, 193770, 226065, 271278, 301420, 387540, 452130, 542556, 678195, 904260, 1356390, 2712780]

約数ペア:

[(1, 2712780), (2, 1356390), (3, 904260), (4, 678195), (5, 542556), (6, 452130), (7, 387540), (9, 301420), (10, 271278), (12, 226065), (14, 193770), (15, 180852), (18, 150710), (20, 135639), (21, 129180), (28, 96885), (30, 90426), (35, 77508), (36, 75355), (42, 64590), (45, 60284), (60, 45213), (63, 43060), (70, 38754), (84, 32295), (90, 30142), (105, 25836), (126, 21530), (140, 19377), (180, 15071), (210, 12918), (252, 10765), (315, 8612), (420, 6459), (630, 4306), (1260, 2153)]