278218944

素因数分解:

$2^6\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:347

約数の個数: 168

約数和(自身を含む): 836858880

約数和(自身を除く): 558639936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 47, 48, 64, 72, 86, 94, 96, 129, 141, 144, 172, 188, 192, 239, 258, 282, 288, 344, 376, 387, 423, 478, 516, 564, 576, 688, 717, 752, 774, 846, 956, 1032, 1128, 1376, 1434, 1504, 1548, 1692, 1912, 2021, 2064, 2151, 2256, 2752, 2868, 3008, 3096, 3384, 3824, 4042, 4128, 4302, 4512, 5736, 6063, 6192, 6768, 7648, 8084, 8256, 8604, 9024, 10277, 11233, 11472, 12126, 12384, 13536, 15296, 16168, 17208, 18189, 20554, 22466, 22944, 24252, 24768, 27072, 30831, 32336, 33699, 34416, 36378, 41108, 44932, 45888, 48504, 61662, 64672, 67398, 68832, 72756, 82216, 89864, 92493, 97008, 101097, 123324, 129344, 134796, 137664, 145512, 164432, 179728, 184986, 194016, 202194, 246648, 269592, 291024, 328864, 359456, 369972, 388032, 404388, 483019, 493296, 539184, 582048, 657728, 718912, 739944, 808776, 966038, 986592, 1078368, 1164096, 1449057, 1479888, 1617552, 1932076, 1973184, 2156736, 2898114, 2959776, 3235104, 3864152, 4347171, 5796228, 5919552, 6470208, 7728304, 8694342, 11592456, 15456608, 17388684, 23184912, 30913216, 34777368, 46369824, 69554736, 92739648, 139109472, 278218944]

約数ペア:

[(1, 278218944), (2, 139109472), (3, 92739648), (4, 69554736), (6, 46369824), (8, 34777368), (9, 30913216), (12, 23184912), (16, 17388684), (18, 15456608), (24, 11592456), (32, 8694342), (36, 7728304), (43, 6470208), (47, 5919552), (48, 5796228), (64, 4347171), (72, 3864152), (86, 3235104), (94, 2959776), (96, 2898114), (129, 2156736), (141, 1973184), (144, 1932076), (172, 1617552), (188, 1479888), (192, 1449057), (239, 1164096), (258, 1078368), (282, 986592), (288, 966038), (344, 808776), (376, 739944), (387, 718912), (423, 657728), (478, 582048), (516, 539184), (564, 493296), (576, 483019), (688, 404388), (717, 388032), (752, 369972), (774, 359456), (846, 328864), (956, 291024), (1032, 269592), (1128, 246648), (1376, 202194), (1434, 194016), (1504, 184986), (1548, 179728), (1692, 164432), (1912, 145512), (2021, 137664), (2064, 134796), (2151, 129344), (2256, 123324), (2752, 101097), (2868, 97008), (3008, 92493), (3096, 89864), (3384, 82216), (3824, 72756), (4042, 68832), (4128, 67398), (4302, 64672), (4512, 61662), (5736, 48504), (6063, 45888), (6192, 44932), (6768, 41108), (7648, 36378), (8084, 34416), (8256, 33699), (8604, 32336), (9024, 30831), (10277, 27072), (11233, 24768), (11472, 24252), (12126, 22944), (12384, 22466), (13536, 20554), (15296, 18189), (16168, 17208)]