18264680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 50561280

約数和(自身を除く): 32296600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 41, 43, 56, 70, 74, 82, 86, 140, 148, 164, 172, 185, 205, 215, 259, 280, 287, 296, 301, 328, 344, 370, 410, 430, 518, 574, 602, 740, 820, 860, 1036, 1148, 1204, 1295, 1435, 1480, 1505, 1517, 1591, 1640, 1720, 1763, 2072, 2296, 2408, 2590, 2870, 3010, 3034, 3182, 3526, 5180, 5740, 6020, 6068, 6364, 7052, 7585, 7955, 8815, 10360, 10619, 11137, 11480, 12040, 12136, 12341, 12728, 14104, 15170, 15910, 17630, 21238, 22274, 24682, 30340, 31820, 35260, 42476, 44548, 49364, 53095, 55685, 60680, 61705, 63640, 65231, 70520, 84952, 89096, 98728, 106190, 111370, 123410, 130462, 212380, 222740, 246820, 260924, 326155, 424760, 445480, 456617, 493640, 521848, 652310, 913234, 1304620, 1826468, 2283085, 2609240, 3652936, 4566170, 9132340, 18264680]

約数ペア:

[(1, 18264680), (2, 9132340), (4, 4566170), (5, 3652936), (7, 2609240), (8, 2283085), (10, 1826468), (14, 1304620), (20, 913234), (28, 652310), (35, 521848), (37, 493640), (40, 456617), (41, 445480), (43, 424760), (56, 326155), (70, 260924), (74, 246820), (82, 222740), (86, 212380), (140, 130462), (148, 123410), (164, 111370), (172, 106190), (185, 98728), (205, 89096), (215, 84952), (259, 70520), (280, 65231), (287, 63640), (296, 61705), (301, 60680), (328, 55685), (344, 53095), (370, 49364), (410, 44548), (430, 42476), (518, 35260), (574, 31820), (602, 30340), (740, 24682), (820, 22274), (860, 21238), (1036, 17630), (1148, 15910), (1204, 15170), (1295, 14104), (1435, 12728), (1480, 12341), (1505, 12136), (1517, 12040), (1591, 11480), (1640, 11137), (1720, 10619), (1763, 10360), (2072, 8815), (2296, 7955), (2408, 7585), (2590, 7052), (2870, 6364), (3010, 6068), (3034, 6020), (3182, 5740), (3526, 5180)]