205315812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 585591552

約数和(自身を除く): 380275740

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 71, 74, 78, 111, 117, 142, 148, 156, 167, 213, 222, 234, 284, 333, 334, 426, 444, 468, 481, 501, 639, 666, 668, 852, 923, 962, 1002, 1278, 1332, 1443, 1503, 1846, 1924, 2004, 2171, 2556, 2627, 2769, 2886, 3006, 3692, 4329, 4342, 5254, 5538, 5772, 6012, 6179, 6513, 7881, 8307, 8658, 8684, 10508, 11076, 11857, 12358, 13026, 15762, 16614, 17316, 18537, 19539, 23643, 23714, 24716, 26052, 31524, 33228, 34151, 35571, 37074, 39078, 47286, 47428, 55611, 68302, 71142, 74148, 78156, 80327, 94572, 102453, 106713, 111222, 136604, 142284, 154141, 160654, 204906, 213426, 222444, 240981, 307359, 308282, 321308, 409812, 426852, 438709, 462423, 481962, 614718, 616564, 722943, 877418, 924846, 963924, 1229436, 1316127, 1387269, 1445886, 1754836, 1849692, 2632254, 2774538, 2891772, 3948381, 5264508, 5549076, 5703217, 7896762, 11406434, 15793524, 17109651, 22812868, 34219302, 51328953, 68438604, 102657906, 205315812]

約数ペア:

[(1, 205315812), (2, 102657906), (3, 68438604), (4, 51328953), (6, 34219302), (9, 22812868), (12, 17109651), (13, 15793524), (18, 11406434), (26, 7896762), (36, 5703217), (37, 5549076), (39, 5264508), (52, 3948381), (71, 2891772), (74, 2774538), (78, 2632254), (111, 1849692), (117, 1754836), (142, 1445886), (148, 1387269), (156, 1316127), (167, 1229436), (213, 963924), (222, 924846), (234, 877418), (284, 722943), (333, 616564), (334, 614718), (426, 481962), (444, 462423), (468, 438709), (481, 426852), (501, 409812), (639, 321308), (666, 308282), (668, 307359), (852, 240981), (923, 222444), (962, 213426), (1002, 204906), (1278, 160654), (1332, 154141), (1443, 142284), (1503, 136604), (1846, 111222), (1924, 106713), (2004, 102453), (2171, 94572), (2556, 80327), (2627, 78156), (2769, 74148), (2886, 71142), (3006, 68302), (3692, 55611), (4329, 47428), (4342, 47286), (5254, 39078), (5538, 37074), (5772, 35571), (6012, 34151), (6179, 33228), (6513, 31524), (7881, 26052), (8307, 24716), (8658, 23714), (8684, 23643), (10508, 19539), (11076, 18537), (11857, 17316), (12358, 16614), (13026, 15762)]