18512070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 46033920

約数和(自身を除く): 27521850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 79, 107, 146, 158, 214, 219, 237, 321, 365, 395, 438, 474, 535, 642, 730, 790, 1070, 1095, 1185, 1605, 2190, 2370, 3210, 5767, 7811, 8453, 11534, 15622, 16906, 17301, 23433, 25359, 28835, 34602, 39055, 42265, 46866, 50718, 57670, 78110, 84530, 86505, 117165, 126795, 173010, 234330, 253590, 617069, 1234138, 1851207, 3085345, 3702414, 6170690, 9256035, 18512070]

約数ペア:

[(1, 18512070), (2, 9256035), (3, 6170690), (5, 3702414), (6, 3085345), (10, 1851207), (15, 1234138), (30, 617069), (73, 253590), (79, 234330), (107, 173010), (146, 126795), (158, 117165), (214, 86505), (219, 84530), (237, 78110), (321, 57670), (365, 50718), (395, 46866), (438, 42265), (474, 39055), (535, 34602), (642, 28835), (730, 25359), (790, 23433), (1070, 17301), (1095, 16906), (1185, 15622), (1605, 11534), (2190, 8453), (2370, 7811), (3210, 5767)]