219263744

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3947}}^1$

素因数の和:4001

約数の個数: 72

約数和(自身を含む): 516461568

約数和(自身を除く): 297197824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 3472, 3947, 3968, 6944, 7894, 7936, 13888, 15788, 27629, 27776, 31576, 55258, 55552, 63152, 110516, 122357, 126304, 221032, 244714, 252608, 442064, 489428, 505216, 856499, 884128, 978856, 1010432, 1712998, 1768256, 1957712, 3425996, 3536512, 3915424, 6851992, 7073024, 7830848, 13703984, 15661696, 27407968, 31323392, 54815936, 109631872, 219263744]

約数ペア:

[(1, 219263744), (2, 109631872), (4, 54815936), (7, 31323392), (8, 27407968), (14, 15661696), (16, 13703984), (28, 7830848), (31, 7073024), (32, 6851992), (56, 3915424), (62, 3536512), (64, 3425996), (112, 1957712), (124, 1768256), (128, 1712998), (217, 1010432), (224, 978856), (248, 884128), (256, 856499), (434, 505216), (448, 489428), (496, 442064), (868, 252608), (896, 244714), (992, 221032), (1736, 126304), (1792, 122357), (1984, 110516), (3472, 63152), (3947, 55552), (3968, 55258), (6944, 31576), (7894, 27776), (7936, 27629), (13888, 15788)]