168316260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{400753}}^1$

素因数の和:400772

約数の個数: 48

約数和(自身を含む): 538613376

約数和(自身を除く): 370297116

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, 400753, 801506, 1202259, 1603012, 2003765, 2404518, 2805271, 4007530, 4809036, 5610542, 6011295, 8015060, 8415813, 11221084, 12022590, 14026355, 16831626, 24045180, 28052710, 33663252, 42079065, 56105420, 84158130, 168316260]

約数ペア:

[(1, 168316260), (2, 84158130), (3, 56105420), (4, 42079065), (5, 33663252), (6, 28052710), (7, 24045180), (10, 16831626), (12, 14026355), (14, 12022590), (15, 11221084), (20, 8415813), (21, 8015060), (28, 6011295), (30, 5610542), (35, 4809036), (42, 4007530), (60, 2805271), (70, 2404518), (84, 2003765), (105, 1603012), (140, 1202259), (210, 801506), (420, 400753)]