278315952

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 160

約数和(自身を含む): 796139520

約数和(自身を除く): 517823568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 43, 47, 48, 57, 76, 86, 94, 114, 129, 141, 151, 152, 172, 188, 228, 258, 282, 302, 304, 344, 376, 453, 456, 516, 564, 604, 688, 752, 817, 893, 906, 912, 1032, 1128, 1208, 1634, 1786, 1812, 2021, 2064, 2256, 2416, 2451, 2679, 2869, 3268, 3572, 3624, 4042, 4902, 5358, 5738, 6063, 6493, 6536, 7097, 7144, 7248, 8084, 8607, 9804, 10716, 11476, 12126, 12986, 13072, 14194, 14288, 16168, 17214, 19479, 19608, 21291, 21432, 22952, 24252, 25972, 28388, 32336, 34428, 38399, 38958, 39216, 42582, 42864, 45904, 48504, 51944, 56776, 68856, 76798, 77916, 85164, 97008, 103888, 113552, 115197, 123367, 134843, 137712, 153596, 155832, 170328, 230394, 246734, 269686, 305171, 307192, 311664, 340656, 370101, 404529, 460788, 493468, 539372, 610342, 614384, 740202, 809058, 915513, 921576, 986936, 1078744, 1220684, 1480404, 1618116, 1831026, 1843152, 1973872, 2157488, 2441368, 2960808, 3236232, 3662052, 4882736, 5798249, 5921616, 6472464, 7324104, 11596498, 14648208, 17394747, 23192996, 34789494, 46385992, 69578988, 92771984, 139157976, 278315952]

約数ペア:

[(1, 278315952), (2, 139157976), (3, 92771984), (4, 69578988), (6, 46385992), (8, 34789494), (12, 23192996), (16, 17394747), (19, 14648208), (24, 11596498), (38, 7324104), (43, 6472464), (47, 5921616), (48, 5798249), (57, 4882736), (76, 3662052), (86, 3236232), (94, 2960808), (114, 2441368), (129, 2157488), (141, 1973872), (151, 1843152), (152, 1831026), (172, 1618116), (188, 1480404), (228, 1220684), (258, 1078744), (282, 986936), (302, 921576), (304, 915513), (344, 809058), (376, 740202), (453, 614384), (456, 610342), (516, 539372), (564, 493468), (604, 460788), (688, 404529), (752, 370101), (817, 340656), (893, 311664), (906, 307192), (912, 305171), (1032, 269686), (1128, 246734), (1208, 230394), (1634, 170328), (1786, 155832), (1812, 153596), (2021, 137712), (2064, 134843), (2256, 123367), (2416, 115197), (2451, 113552), (2679, 103888), (2869, 97008), (3268, 85164), (3572, 77916), (3624, 76798), (4042, 68856), (4902, 56776), (5358, 51944), (5738, 48504), (6063, 45904), (6493, 42864), (6536, 42582), (7097, 39216), (7144, 38958), (7248, 38399), (8084, 34428), (8607, 32336), (9804, 28388), (10716, 25972), (11476, 24252), (12126, 22952), (12986, 21432), (13072, 21291), (14194, 19608), (14288, 19479), (16168, 17214)]