664866468

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 288

約数和(自身を含む): 2168857600

約数和(自身を除く): 1503991132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 37, 38, 42, 54, 57, 63, 74, 76, 81, 84, 108, 111, 114, 126, 133, 139, 148, 162, 171, 189, 222, 228, 243, 252, 259, 266, 278, 324, 333, 342, 378, 399, 417, 444, 486, 513, 518, 532, 556, 567, 666, 684, 703, 756, 777, 798, 834, 972, 973, 999, 1026, 1036, 1134, 1197, 1251, 1332, 1406, 1539, 1554, 1596, 1668, 1701, 1946, 1998, 2052, 2109, 2268, 2331, 2394, 2502, 2641, 2812, 2919, 2997, 3078, 3108, 3402, 3591, 3753, 3892, 3996, 4218, 4617, 4662, 4788, 4921, 5004, 5143, 5282, 5838, 5994, 6156, 6327, 6804, 6993, 7182, 7506, 7923, 8436, 8757, 8991, 9234, 9324, 9842, 10286, 10564, 10773, 11259, 11676, 11988, 12654, 13986, 14364, 14763, 15012, 15429, 15846, 17514, 17982, 18468, 18487, 18981, 19684, 20572, 20979, 21546, 22518, 23769, 25308, 26271, 27972, 29526, 30858, 31692, 32319, 33777, 35028, 35964, 36001, 36974, 37962, 41958, 43092, 44289, 45036, 46287, 47538, 52542, 55461, 56943, 59052, 61716, 62937, 64638, 67554, 71307, 72002, 73948, 75924, 78813, 83916, 88578, 92574, 95076, 97717, 105084, 108003, 110922, 113886, 125874, 129276, 132867, 135108, 138861, 142614, 144004, 157626, 166383, 170829, 177156, 185148, 195434, 213921, 216006, 221844, 227772, 236439, 251748, 265734, 277722, 285228, 293151, 315252, 324009, 332766, 341658, 390868, 398601, 416583, 427842, 432012, 472878, 499149, 531468, 555444, 586302, 641763, 648018, 665532, 683316, 684019, 797202, 833166, 855684, 879453, 945756, 972027, 998298, 1172604, 1195803, 1249749, 1283526, 1296036, 1368038, 1497447, 1594404, 1666332, 1758906, 1944054, 1996596, 2052057, 2391606, 2499498, 2567052, 2638359, 2736076, 2916081, 2994894, 3517812, 3888108, 4104114, 4492341, 4783212, 4998996, 5276718, 5832162, 5989788, 6156171, 7915077, 8208228, 8748243, 8984682, 10553436, 11664324, 12312342, 15830154, 17496486, 17969364, 18468513, 23745231, 24624684, 31660308, 34992972, 36937026, 47490462, 55405539, 73874052, 94980924, 110811078, 166216617, 221622156, 332433234, 664866468]

約数ペア:

[(1, 664866468), (2, 332433234), (3, 221622156), (4, 166216617), (6, 110811078), (7, 94980924), (9, 73874052), (12, 55405539), (14, 47490462), (18, 36937026), (19, 34992972), (21, 31660308), (27, 24624684), (28, 23745231), (36, 18468513), (37, 17969364), (38, 17496486), (42, 15830154), (54, 12312342), (57, 11664324), (63, 10553436), (74, 8984682), (76, 8748243), (81, 8208228), (84, 7915077), (108, 6156171), (111, 5989788), (114, 5832162), (126, 5276718), (133, 4998996), (139, 4783212), (148, 4492341), (162, 4104114), (171, 3888108), (189, 3517812), (222, 2994894), (228, 2916081), (243, 2736076), (252, 2638359), (259, 2567052), (266, 2499498), (278, 2391606), (324, 2052057), (333, 1996596), (342, 1944054), (378, 1758906), (399, 1666332), (417, 1594404), (444, 1497447), (486, 1368038), (513, 1296036), (518, 1283526), (532, 1249749), (556, 1195803), (567, 1172604), (666, 998298), (684, 972027), (703, 945756), (756, 879453), (777, 855684), (798, 833166), (834, 797202), (972, 684019), (973, 683316), (999, 665532), (1026, 648018), (1036, 641763), (1134, 586302), (1197, 555444), (1251, 531468), (1332, 499149), (1406, 472878), (1539, 432012), (1554, 427842), (1596, 416583), (1668, 398601), (1701, 390868), (1946, 341658), (1998, 332766), (2052, 324009), (2109, 315252), (2268, 293151), (2331, 285228), (2394, 277722), (2502, 265734), (2641, 251748), (2812, 236439), (2919, 227772), (2997, 221844), (3078, 216006), (3108, 213921), (3402, 195434), (3591, 185148), (3753, 177156), (3892, 170829), (3996, 166383), (4218, 157626), (4617, 144004), (4662, 142614), (4788, 138861), (4921, 135108), (5004, 132867), (5143, 129276), (5282, 125874), (5838, 113886), (5994, 110922), (6156, 108003), (6327, 105084), (6804, 97717), (6993, 95076), (7182, 92574), (7506, 88578), (7923, 83916), (8436, 78813), (8757, 75924), (8991, 73948), (9234, 72002), (9324, 71307), (9842, 67554), (10286, 64638), (10564, 62937), (10773, 61716), (11259, 59052), (11676, 56943), (11988, 55461), (12654, 52542), (13986, 47538), (14364, 46287), (14763, 45036), (15012, 44289), (15429, 43092), (15846, 41958), (17514, 37962), (17982, 36974), (18468, 36001), (18487, 35964), (18981, 35028), (19684, 33777), (20572, 32319), (20979, 31692), (21546, 30858), (22518, 29526), (23769, 27972), (25308, 26271)]