18766770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 53187840

約数和(自身を除く): 34421070

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 37, 53, 55, 58, 66, 74, 87, 106, 110, 111, 145, 159, 165, 174, 185, 222, 265, 290, 318, 319, 330, 370, 407, 435, 530, 555, 583, 638, 795, 814, 870, 957, 1073, 1110, 1166, 1221, 1537, 1590, 1595, 1749, 1914, 1961, 2035, 2146, 2442, 2915, 3074, 3190, 3219, 3498, 3922, 4070, 4611, 4785, 5365, 5830, 5883, 6105, 6438, 7685, 8745, 9222, 9570, 9805, 10730, 11766, 11803, 12210, 15370, 16095, 16907, 17490, 19610, 21571, 23055, 23606, 29415, 32190, 33814, 35409, 43142, 46110, 50721, 56869, 58830, 59015, 64713, 70818, 84535, 101442, 107855, 113738, 118030, 129426, 169070, 170607, 177045, 215710, 253605, 284345, 323565, 341214, 354090, 507210, 568690, 625559, 647130, 853035, 1251118, 1706070, 1876677, 3127795, 3753354, 6255590, 9383385, 18766770]

約数ペア:

[(1, 18766770), (2, 9383385), (3, 6255590), (5, 3753354), (6, 3127795), (10, 1876677), (11, 1706070), (15, 1251118), (22, 853035), (29, 647130), (30, 625559), (33, 568690), (37, 507210), (53, 354090), (55, 341214), (58, 323565), (66, 284345), (74, 253605), (87, 215710), (106, 177045), (110, 170607), (111, 169070), (145, 129426), (159, 118030), (165, 113738), (174, 107855), (185, 101442), (222, 84535), (265, 70818), (290, 64713), (318, 59015), (319, 58830), (330, 56869), (370, 50721), (407, 46110), (435, 43142), (530, 35409), (555, 33814), (583, 32190), (638, 29415), (795, 23606), (814, 23055), (870, 21571), (957, 19610), (1073, 17490), (1110, 16907), (1166, 16095), (1221, 15370), (1537, 12210), (1590, 11803), (1595, 11766), (1749, 10730), (1914, 9805), (1961, 9570), (2035, 9222), (2146, 8745), (2442, 7685), (2915, 6438), (3074, 6105), (3190, 5883), (3219, 5830), (3498, 5365), (3922, 4785), (4070, 4611)]