1458495440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{3947}}^1$

素因数の和:4140

約数の個数: 80

約数和(自身を含む): 3524774400

約数和(自身を除く): 2066278960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 149, 155, 248, 298, 310, 496, 596, 620, 745, 1192, 1240, 1490, 2384, 2480, 2980, 3947, 4619, 5960, 7894, 9238, 11920, 15788, 18476, 19735, 23095, 31576, 36952, 39470, 46190, 63152, 73904, 78940, 92380, 122357, 157880, 184760, 244714, 315760, 369520, 489428, 588103, 611785, 978856, 1176206, 1223570, 1957712, 2352412, 2447140, 2940515, 4704824, 4894280, 5881030, 9409648, 9788560, 11762060, 18231193, 23524120, 36462386, 47048240, 72924772, 91155965, 145849544, 182311930, 291699088, 364623860, 729247720, 1458495440]

約数ペア:

[(1, 1458495440), (2, 729247720), (4, 364623860), (5, 291699088), (8, 182311930), (10, 145849544), (16, 91155965), (20, 72924772), (31, 47048240), (40, 36462386), (62, 23524120), (80, 18231193), (124, 11762060), (149, 9788560), (155, 9409648), (248, 5881030), (298, 4894280), (310, 4704824), (496, 2940515), (596, 2447140), (620, 2352412), (745, 1957712), (1192, 1223570), (1240, 1176206), (1490, 978856), (2384, 611785), (2480, 588103), (2980, 489428), (3947, 369520), (4619, 315760), (5960, 244714), (7894, 184760), (9238, 157880), (11920, 122357), (15788, 92380), (18476, 78940), (19735, 73904), (23095, 63152), (31576, 46190), (36952, 39470)]