221657904

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1420

約数の個数: 160

約数和(自身を含む): 709329600

約数和(自身を除く): 487671696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 29, 36, 39, 48, 52, 54, 58, 72, 78, 87, 104, 108, 116, 117, 144, 156, 174, 208, 216, 232, 234, 261, 312, 348, 351, 377, 432, 464, 468, 522, 624, 696, 702, 754, 783, 936, 1044, 1131, 1361, 1392, 1404, 1508, 1566, 1872, 2088, 2262, 2722, 2808, 3016, 3132, 3393, 4083, 4176, 4524, 5444, 5616, 6032, 6264, 6786, 8166, 9048, 10179, 10888, 12249, 12528, 13572, 16332, 17693, 18096, 20358, 21776, 24498, 27144, 32664, 35386, 36747, 39469, 40716, 48996, 53079, 54288, 65328, 70772, 73494, 78938, 81432, 97992, 106158, 118407, 141544, 146988, 157876, 159237, 162864, 195984, 212316, 236814, 283088, 293976, 315752, 318474, 355221, 424632, 473628, 477711, 513097, 587952, 631504, 636948, 710442, 849264, 947256, 955422, 1026194, 1065663, 1273896, 1420884, 1539291, 1894512, 1910844, 2052388, 2131326, 2547792, 2841768, 3078582, 3821688, 4104776, 4262652, 4617873, 5683536, 6157164, 7643376, 8209552, 8525304, 9235746, 12314328, 13853619, 17050608, 18471492, 24628656, 27707238, 36942984, 55414476, 73885968, 110828952, 221657904]

約数ペア:

[(1, 221657904), (2, 110828952), (3, 73885968), (4, 55414476), (6, 36942984), (8, 27707238), (9, 24628656), (12, 18471492), (13, 17050608), (16, 13853619), (18, 12314328), (24, 9235746), (26, 8525304), (27, 8209552), (29, 7643376), (36, 6157164), (39, 5683536), (48, 4617873), (52, 4262652), (54, 4104776), (58, 3821688), (72, 3078582), (78, 2841768), (87, 2547792), (104, 2131326), (108, 2052388), (116, 1910844), (117, 1894512), (144, 1539291), (156, 1420884), (174, 1273896), (208, 1065663), (216, 1026194), (232, 955422), (234, 947256), (261, 849264), (312, 710442), (348, 636948), (351, 631504), (377, 587952), (432, 513097), (464, 477711), (468, 473628), (522, 424632), (624, 355221), (696, 318474), (702, 315752), (754, 293976), (783, 283088), (936, 236814), (1044, 212316), (1131, 195984), (1361, 162864), (1392, 159237), (1404, 157876), (1508, 146988), (1566, 141544), (1872, 118407), (2088, 106158), (2262, 97992), (2722, 81432), (2808, 78938), (3016, 73494), (3132, 70772), (3393, 65328), (4083, 54288), (4176, 53079), (4524, 48996), (5444, 40716), (5616, 39469), (6032, 36747), (6264, 35386), (6786, 32664), (8166, 27144), (9048, 24498), (10179, 21776), (10888, 20358), (12249, 18096), (12528, 17693), (13572, 16332)]