258541320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{13723}}^1$

素因数の和:13894

約数の個数: 64

約数和(自身を含む): 780621120

約数和(自身を除く): 522079800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4710, 6280, 9420, 13723, 18840, 27446, 41169, 54892, 68615, 82338, 109784, 137230, 164676, 205845, 274460, 329352, 411690, 548920, 823380, 1646760, 2154511, 4309022, 6463533, 8618044, 10772555, 12927066, 17236088, 21545110, 25854132, 32317665, 43090220, 51708264, 64635330, 86180440, 129270660, 258541320]

約数ペア:

[(1, 258541320), (2, 129270660), (3, 86180440), (4, 64635330), (5, 51708264), (6, 43090220), (8, 32317665), (10, 25854132), (12, 21545110), (15, 17236088), (20, 12927066), (24, 10772555), (30, 8618044), (40, 6463533), (60, 4309022), (120, 2154511), (157, 1646760), (314, 823380), (471, 548920), (628, 411690), (785, 329352), (942, 274460), (1256, 205845), (1570, 164676), (1884, 137230), (2355, 109784), (3140, 82338), (3768, 68615), (4710, 54892), (6280, 41169), (9420, 27446), (13723, 18840)]