388813656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:686

約数の個数: 192

約数和(自身を含む): 1262499840

約数和(自身を除く): 873686184

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 31, 33, 42, 44, 56, 62, 66, 77, 84, 88, 93, 121, 124, 132, 154, 168, 186, 217, 231, 242, 248, 264, 308, 341, 363, 372, 434, 462, 484, 616, 617, 651, 682, 726, 744, 847, 868, 924, 968, 1023, 1234, 1302, 1364, 1452, 1694, 1736, 1848, 1851, 2046, 2387, 2468, 2541, 2604, 2728, 2904, 3388, 3702, 3751, 4092, 4319, 4774, 4936, 5082, 5208, 6776, 6787, 7161, 7404, 7502, 8184, 8638, 9548, 10164, 11253, 12957, 13574, 14322, 14808, 15004, 17276, 19096, 19127, 20328, 20361, 22506, 25914, 26257, 27148, 28644, 30008, 34552, 38254, 40722, 45012, 47509, 51828, 52514, 54296, 57288, 57381, 74657, 76508, 78771, 81444, 90024, 95018, 103656, 105028, 114762, 133889, 142527, 149314, 153016, 157542, 162888, 190036, 210056, 210397, 223971, 229524, 267778, 285054, 298628, 315084, 380072, 401667, 420794, 447942, 459048, 522599, 535556, 570108, 597256, 630168, 631191, 803334, 841588, 895884, 1045198, 1071112, 1140216, 1262382, 1472779, 1567797, 1606668, 1683176, 1791768, 2090396, 2314367, 2524764, 2945558, 3135594, 3213336, 4180792, 4418337, 4628734, 5049528, 5891116, 6271188, 6943101, 8836674, 9257468, 11782232, 12542376, 13886202, 16200569, 17673348, 18514936, 27772404, 32401138, 35346696, 48601707, 55544808, 64802276, 97203414, 129604552, 194406828, 388813656]

約数ペア:

[(1, 388813656), (2, 194406828), (3, 129604552), (4, 97203414), (6, 64802276), (7, 55544808), (8, 48601707), (11, 35346696), (12, 32401138), (14, 27772404), (21, 18514936), (22, 17673348), (24, 16200569), (28, 13886202), (31, 12542376), (33, 11782232), (42, 9257468), (44, 8836674), (56, 6943101), (62, 6271188), (66, 5891116), (77, 5049528), (84, 4628734), (88, 4418337), (93, 4180792), (121, 3213336), (124, 3135594), (132, 2945558), (154, 2524764), (168, 2314367), (186, 2090396), (217, 1791768), (231, 1683176), (242, 1606668), (248, 1567797), (264, 1472779), (308, 1262382), (341, 1140216), (363, 1071112), (372, 1045198), (434, 895884), (462, 841588), (484, 803334), (616, 631191), (617, 630168), (651, 597256), (682, 570108), (726, 535556), (744, 522599), (847, 459048), (868, 447942), (924, 420794), (968, 401667), (1023, 380072), (1234, 315084), (1302, 298628), (1364, 285054), (1452, 267778), (1694, 229524), (1736, 223971), (1848, 210397), (1851, 210056), (2046, 190036), (2387, 162888), (2468, 157542), (2541, 153016), (2604, 149314), (2728, 142527), (2904, 133889), (3388, 114762), (3702, 105028), (3751, 103656), (4092, 95018), (4319, 90024), (4774, 81444), (4936, 78771), (5082, 76508), (5208, 74657), (6776, 57381), (6787, 57288), (7161, 54296), (7404, 52514), (7502, 51828), (8184, 47509), (8638, 45012), (9548, 40722), (10164, 38254), (11253, 34552), (12957, 30008), (13574, 28644), (14322, 27148), (14808, 26257), (15004, 25914), (17276, 22506), (19096, 20361), (19127, 20328)]