278637408

素因数分解:

$2^5\times 3^5\times 7^1\times {\mathrm{5119}}^1$

素因数の和:5151

約数の個数: 144

約数和(自身を含む): 939294720

約数和(自身を除く): 660657312

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, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 243, 252, 288, 324, 336, 378, 432, 486, 504, 567, 648, 672, 756, 864, 972, 1008, 1134, 1296, 1512, 1701, 1944, 2016, 2268, 2592, 3024, 3402, 3888, 4536, 5119, 6048, 6804, 7776, 9072, 10238, 13608, 15357, 18144, 20476, 27216, 30714, 35833, 40952, 46071, 54432, 61428, 71666, 81904, 92142, 107499, 122856, 138213, 143332, 163808, 184284, 214998, 245712, 276426, 286664, 322497, 368568, 414639, 429996, 491424, 552852, 573328, 644994, 737136, 829278, 859992, 967491, 1105704, 1146656, 1243917, 1289988, 1474272, 1658556, 1719984, 1934982, 2211408, 2487834, 2579976, 2902473, 3317112, 3439968, 3869964, 4422816, 4975668, 5159952, 5804946, 6634224, 7739928, 8707419, 9951336, 10319904, 11609892, 13268448, 15479856, 17414838, 19902672, 23219784, 30959712, 34829676, 39805344, 46439568, 69659352, 92879136, 139318704, 278637408]

約数ペア:

[(1, 278637408), (2, 139318704), (3, 92879136), (4, 69659352), (6, 46439568), (7, 39805344), (8, 34829676), (9, 30959712), (12, 23219784), (14, 19902672), (16, 17414838), (18, 15479856), (21, 13268448), (24, 11609892), (27, 10319904), (28, 9951336), (32, 8707419), (36, 7739928), (42, 6634224), (48, 5804946), (54, 5159952), (56, 4975668), (63, 4422816), (72, 3869964), (81, 3439968), (84, 3317112), (96, 2902473), (108, 2579976), (112, 2487834), (126, 2211408), (144, 1934982), (162, 1719984), (168, 1658556), (189, 1474272), (216, 1289988), (224, 1243917), (243, 1146656), (252, 1105704), (288, 967491), (324, 859992), (336, 829278), (378, 737136), (432, 644994), (486, 573328), (504, 552852), (567, 491424), (648, 429996), (672, 414639), (756, 368568), (864, 322497), (972, 286664), (1008, 276426), (1134, 245712), (1296, 214998), (1512, 184284), (1701, 163808), (1944, 143332), (2016, 138213), (2268, 122856), (2592, 107499), (3024, 92142), (3402, 81904), (3888, 71666), (4536, 61428), (5119, 54432), (6048, 46071), (6804, 40952), (7776, 35833), (9072, 30714), (10238, 27216), (13608, 20476), (15357, 18144)]