68308520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4603}}^1$

素因数の和:4674

約数の個数: 64

約数和(自身を含む): 179003520

約数和(自身を除く): 110695000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 4603, 7420, 9206, 14840, 18412, 23015, 32221, 36824, 46030, 64442, 92060, 128884, 161105, 184120, 243959, 257768, 322210, 487918, 644420, 975836, 1219795, 1288840, 1707713, 1951672, 2439590, 3415426, 4879180, 6830852, 8538565, 9758360, 13661704, 17077130, 34154260, 68308520]

約数ペア:

[(1, 68308520), (2, 34154260), (4, 17077130), (5, 13661704), (7, 9758360), (8, 8538565), (10, 6830852), (14, 4879180), (20, 3415426), (28, 2439590), (35, 1951672), (40, 1707713), (53, 1288840), (56, 1219795), (70, 975836), (106, 644420), (140, 487918), (212, 322210), (265, 257768), (280, 243959), (371, 184120), (424, 161105), (530, 128884), (742, 92060), (1060, 64442), (1484, 46030), (1855, 36824), (2120, 32221), (2968, 23015), (3710, 18412), (4603, 14840), (7420, 9206)]