278365248

素因数分解:

$2^6\times 3^5\times 7^1\times {\mathrm{2557}}^1$

素因数の和:2591

約数の個数: 168

約数和(自身を含む): 946009792

約数和(自身を除く): 667644544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 243, 252, 288, 324, 336, 378, 432, 448, 486, 504, 567, 576, 648, 672, 756, 864, 972, 1008, 1134, 1296, 1344, 1512, 1701, 1728, 1944, 2016, 2268, 2557, 2592, 3024, 3402, 3888, 4032, 4536, 5114, 5184, 6048, 6804, 7671, 7776, 9072, 10228, 12096, 13608, 15342, 15552, 17899, 18144, 20456, 23013, 27216, 30684, 35798, 36288, 40912, 46026, 53697, 54432, 61368, 69039, 71596, 81824, 92052, 107394, 108864, 122736, 138078, 143192, 161091, 163648, 184104, 207117, 214788, 245472, 276156, 286384, 322182, 368208, 414234, 429576, 483273, 490944, 552312, 572768, 621351, 644364, 736416, 828468, 859152, 966546, 1104624, 1145536, 1242702, 1288728, 1449819, 1472832, 1656936, 1718304, 1933092, 2209248, 2485404, 2577456, 2899638, 3313872, 3436608, 3866184, 4349457, 4418496, 4970808, 5154912, 5799276, 6627744, 7732368, 8698914, 9941616, 10309824, 11598552, 13255488, 15464736, 17397828, 19883232, 23197104, 30929472, 34795656, 39766464, 46394208, 69591312, 92788416, 139182624, 278365248]

約数ペア:

[(1, 278365248), (2, 139182624), (3, 92788416), (4, 69591312), (6, 46394208), (7, 39766464), (8, 34795656), (9, 30929472), (12, 23197104), (14, 19883232), (16, 17397828), (18, 15464736), (21, 13255488), (24, 11598552), (27, 10309824), (28, 9941616), (32, 8698914), (36, 7732368), (42, 6627744), (48, 5799276), (54, 5154912), (56, 4970808), (63, 4418496), (64, 4349457), (72, 3866184), (81, 3436608), (84, 3313872), (96, 2899638), (108, 2577456), (112, 2485404), (126, 2209248), (144, 1933092), (162, 1718304), (168, 1656936), (189, 1472832), (192, 1449819), (216, 1288728), (224, 1242702), (243, 1145536), (252, 1104624), (288, 966546), (324, 859152), (336, 828468), (378, 736416), (432, 644364), (448, 621351), (486, 572768), (504, 552312), (567, 490944), (576, 483273), (648, 429576), (672, 414234), (756, 368208), (864, 322182), (972, 286384), (1008, 276156), (1134, 245472), (1296, 214788), (1344, 207117), (1512, 184104), (1701, 163648), (1728, 161091), (1944, 143192), (2016, 138078), (2268, 122736), (2557, 108864), (2592, 107394), (3024, 92052), (3402, 81824), (3888, 71596), (4032, 69039), (4536, 61368), (5114, 54432), (5184, 53697), (6048, 46026), (6804, 40912), (7671, 36288), (7776, 35798), (9072, 30684), (10228, 27216), (12096, 23013), (13608, 20456), (15342, 18144), (15552, 17899)]