217417872

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 160

約数和(自身を含む): 678170880

約数和(自身を除く): 460753008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 53, 56, 58, 84, 87, 106, 112, 116, 159, 168, 174, 203, 212, 232, 318, 336, 348, 371, 406, 421, 424, 464, 609, 636, 696, 742, 812, 842, 848, 1113, 1218, 1263, 1272, 1392, 1484, 1537, 1624, 1684, 2226, 2436, 2526, 2544, 2947, 2968, 3074, 3248, 3368, 4452, 4611, 4872, 5052, 5894, 5936, 6148, 6736, 8841, 8904, 9222, 9744, 10104, 10759, 11788, 12209, 12296, 17682, 17808, 18444, 20208, 21518, 22313, 23576, 24418, 24592, 32277, 35364, 36627, 36888, 43036, 44626, 47152, 48836, 64554, 66939, 70728, 73254, 73776, 85463, 86072, 89252, 97672, 129108, 133878, 141456, 146508, 156191, 170926, 172144, 178504, 195344, 256389, 258216, 267756, 293016, 312382, 341852, 357008, 468573, 512778, 516432, 535512, 586032, 624764, 647077, 683704, 937146, 1025556, 1071024, 1249528, 1294154, 1367408, 1874292, 1941231, 2051112, 2499056, 2588308, 3748584, 3882462, 4102224, 4529539, 5176616, 7497168, 7764924, 9059078, 10353232, 13588617, 15529848, 18118156, 27177234, 31059696, 36236312, 54354468, 72472624, 108708936, 217417872]

約数ペア:

[(1, 217417872), (2, 108708936), (3, 72472624), (4, 54354468), (6, 36236312), (7, 31059696), (8, 27177234), (12, 18118156), (14, 15529848), (16, 13588617), (21, 10353232), (24, 9059078), (28, 7764924), (29, 7497168), (42, 5176616), (48, 4529539), (53, 4102224), (56, 3882462), (58, 3748584), (84, 2588308), (87, 2499056), (106, 2051112), (112, 1941231), (116, 1874292), (159, 1367408), (168, 1294154), (174, 1249528), (203, 1071024), (212, 1025556), (232, 937146), (318, 683704), (336, 647077), (348, 624764), (371, 586032), (406, 535512), (421, 516432), (424, 512778), (464, 468573), (609, 357008), (636, 341852), (696, 312382), (742, 293016), (812, 267756), (842, 258216), (848, 256389), (1113, 195344), (1218, 178504), (1263, 172144), (1272, 170926), (1392, 156191), (1484, 146508), (1537, 141456), (1624, 133878), (1684, 129108), (2226, 97672), (2436, 89252), (2526, 86072), (2544, 85463), (2947, 73776), (2968, 73254), (3074, 70728), (3248, 66939), (3368, 64554), (4452, 48836), (4611, 47152), (4872, 44626), (5052, 43036), (5894, 36888), (5936, 36627), (6148, 35364), (6736, 32277), (8841, 24592), (8904, 24418), (9222, 23576), (9744, 22313), (10104, 21518), (10759, 20208), (11788, 18444), (12209, 17808), (12296, 17682)]