71747340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{170827}}^1$

素因数の和:170846

約数の個数: 48

約数和(自身を含む): 229592832

約数和(自身を除く): 157845492

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, 420, 170827, 341654, 512481, 683308, 854135, 1024962, 1195789, 1708270, 2049924, 2391578, 2562405, 3416540, 3587367, 4783156, 5124810, 5978945, 7174734, 10249620, 11957890, 14349468, 17936835, 23915780, 35873670, 71747340]

約数ペア:

[(1, 71747340), (2, 35873670), (3, 23915780), (4, 17936835), (5, 14349468), (6, 11957890), (7, 10249620), (10, 7174734), (12, 5978945), (14, 5124810), (15, 4783156), (20, 3587367), (21, 3416540), (28, 2562405), (30, 2391578), (35, 2049924), (42, 1708270), (60, 1195789), (70, 1024962), (84, 854135), (105, 683308), (140, 512481), (210, 341654), (420, 170827)]