218133760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13109}}^1$

素因数の和:13143

約数の個数: 72

約数和(自身を含む): 562733640

約数和(自身を除く): 344599880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 13109, 16640, 26218, 52436, 65545, 104872, 131090, 170417, 209744, 262180, 340834, 419488, 524360, 681668, 838976, 852085, 1048720, 1363336, 1677952, 1704170, 2097440, 2726672, 3355904, 3408340, 4194880, 5453344, 6816680, 8389760, 10906688, 13633360, 16779520, 21813376, 27266720, 43626752, 54533440, 109066880, 218133760]

約数ペア:

[(1, 218133760), (2, 109066880), (4, 54533440), (5, 43626752), (8, 27266720), (10, 21813376), (13, 16779520), (16, 13633360), (20, 10906688), (26, 8389760), (32, 6816680), (40, 5453344), (52, 4194880), (64, 3408340), (65, 3355904), (80, 2726672), (104, 2097440), (128, 1704170), (130, 1677952), (160, 1363336), (208, 1048720), (256, 852085), (260, 838976), (320, 681668), (416, 524360), (520, 419488), (640, 340834), (832, 262180), (1040, 209744), (1280, 170417), (1664, 131090), (2080, 104872), (3328, 65545), (4160, 52436), (8320, 26218), (13109, 16640)]