15217320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{601}}^1$

素因数の和:826

約数の個数: 64

約数和(自身を含む): 45944640

約数和(自身を除く): 30727320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 601, 633, 844, 1055, 1202, 1266, 1688, 1803, 2110, 2404, 2532, 3005, 3165, 3606, 4220, 4808, 5064, 6010, 6330, 7212, 8440, 9015, 12020, 12660, 14424, 18030, 24040, 25320, 36060, 72120, 126811, 253622, 380433, 507244, 634055, 760866, 1014488, 1268110, 1521732, 1902165, 2536220, 3043464, 3804330, 5072440, 7608660, 15217320]

約数ペア:

[(1, 15217320), (2, 7608660), (3, 5072440), (4, 3804330), (5, 3043464), (6, 2536220), (8, 1902165), (10, 1521732), (12, 1268110), (15, 1014488), (20, 760866), (24, 634055), (30, 507244), (40, 380433), (60, 253622), (120, 126811), (211, 72120), (422, 36060), (601, 25320), (633, 24040), (844, 18030), (1055, 14424), (1202, 12660), (1266, 12020), (1688, 9015), (1803, 8440), (2110, 7212), (2404, 6330), (2532, 6010), (3005, 5064), (3165, 4808), (3606, 4220)]