40389426

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 116520768

約数和(自身を除く): 76131342

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 33, 42, 46, 49, 63, 66, 69, 77, 98, 99, 126, 138, 147, 154, 161, 181, 198, 207, 231, 253, 294, 322, 362, 414, 441, 462, 483, 506, 539, 543, 693, 759, 882, 966, 1078, 1086, 1127, 1267, 1386, 1449, 1518, 1617, 1629, 1771, 1991, 2254, 2277, 2534, 2898, 3234, 3258, 3381, 3542, 3801, 3982, 4163, 4554, 4851, 5313, 5973, 6762, 7602, 8326, 8869, 9702, 10143, 10626, 11403, 11946, 12397, 12489, 13937, 15939, 17738, 17919, 20286, 22806, 24794, 24978, 26607, 27874, 29141, 31878, 35838, 37191, 37467, 41811, 45793, 53214, 58282, 74382, 74934, 79821, 83622, 87423, 91586, 97559, 111573, 125433, 137379, 159642, 174846, 195118, 203987, 223146, 250866, 262269, 274758, 292677, 320551, 407974, 412137, 524538, 585354, 611961, 641102, 824274, 878031, 961653, 1223922, 1756062, 1835883, 1923306, 2243857, 2884959, 3671766, 4487714, 5769918, 6731571, 13463142, 20194713, 40389426]

約数ペア:

[(1, 40389426), (2, 20194713), (3, 13463142), (6, 6731571), (7, 5769918), (9, 4487714), (11, 3671766), (14, 2884959), (18, 2243857), (21, 1923306), (22, 1835883), (23, 1756062), (33, 1223922), (42, 961653), (46, 878031), (49, 824274), (63, 641102), (66, 611961), (69, 585354), (77, 524538), (98, 412137), (99, 407974), (126, 320551), (138, 292677), (147, 274758), (154, 262269), (161, 250866), (181, 223146), (198, 203987), (207, 195118), (231, 174846), (253, 159642), (294, 137379), (322, 125433), (362, 111573), (414, 97559), (441, 91586), (462, 87423), (483, 83622), (506, 79821), (539, 74934), (543, 74382), (693, 58282), (759, 53214), (882, 45793), (966, 41811), (1078, 37467), (1086, 37191), (1127, 35838), (1267, 31878), (1386, 29141), (1449, 27874), (1518, 26607), (1617, 24978), (1629, 24794), (1771, 22806), (1991, 20286), (2254, 17919), (2277, 17738), (2534, 15939), (2898, 13937), (3234, 12489), (3258, 12397), (3381, 11946), (3542, 11403), (3801, 10626), (3982, 10143), (4163, 9702), (4554, 8869), (4851, 8326), (5313, 7602), (5973, 6762)]