68398260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{162853}}^1$

素因数の和:162872

約数の個数: 48

約数和(自身を含む): 218875776

約数和(自身を除く): 150477516

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, 162853, 325706, 488559, 651412, 814265, 977118, 1139971, 1628530, 1954236, 2279942, 2442795, 3257060, 3419913, 4559884, 4885590, 5699855, 6839826, 9771180, 11399710, 13679652, 17099565, 22799420, 34199130, 68398260]

約数ペア:

[(1, 68398260), (2, 34199130), (3, 22799420), (4, 17099565), (5, 13679652), (6, 11399710), (7, 9771180), (10, 6839826), (12, 5699855), (14, 4885590), (15, 4559884), (20, 3419913), (21, 3257060), (28, 2442795), (30, 2279942), (35, 1954236), (42, 1628530), (60, 1139971), (70, 977118), (84, 814265), (105, 651412), (140, 488559), (210, 325706), (420, 162853)]