278174052

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 809897088

約数和(自身を除く): 531723036

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 43, 46, 52, 69, 78, 86, 92, 117, 129, 138, 156, 172, 207, 234, 258, 276, 299, 387, 414, 468, 516, 559, 598, 601, 774, 828, 897, 989, 1118, 1196, 1202, 1548, 1677, 1794, 1803, 1978, 2236, 2404, 2691, 2967, 3354, 3588, 3606, 3956, 5031, 5382, 5409, 5934, 6708, 7212, 7813, 8901, 10062, 10764, 10818, 11868, 12857, 13823, 15626, 17802, 20124, 21636, 23439, 25714, 25843, 27646, 31252, 35604, 38571, 41469, 46878, 51428, 51686, 55292, 70317, 77142, 77529, 82938, 93756, 103372, 115713, 124407, 140634, 154284, 155058, 165876, 179699, 231426, 232587, 248814, 281268, 310116, 335959, 359398, 462852, 465174, 497628, 539097, 594389, 671918, 718796, 930348, 1007877, 1078194, 1188778, 1343836, 1617291, 1783167, 2015754, 2156388, 2377556, 3023631, 3234582, 3566334, 4031508, 5349501, 6047262, 6469164, 7132668, 7727057, 10699002, 12094524, 15454114, 21398004, 23181171, 30908228, 46362342, 69543513, 92724684, 139087026, 278174052]

約数ペア:

[(1, 278174052), (2, 139087026), (3, 92724684), (4, 69543513), (6, 46362342), (9, 30908228), (12, 23181171), (13, 21398004), (18, 15454114), (23, 12094524), (26, 10699002), (36, 7727057), (39, 7132668), (43, 6469164), (46, 6047262), (52, 5349501), (69, 4031508), (78, 3566334), (86, 3234582), (92, 3023631), (117, 2377556), (129, 2156388), (138, 2015754), (156, 1783167), (172, 1617291), (207, 1343836), (234, 1188778), (258, 1078194), (276, 1007877), (299, 930348), (387, 718796), (414, 671918), (468, 594389), (516, 539097), (559, 497628), (598, 465174), (601, 462852), (774, 359398), (828, 335959), (897, 310116), (989, 281268), (1118, 248814), (1196, 232587), (1202, 231426), (1548, 179699), (1677, 165876), (1794, 155058), (1803, 154284), (1978, 140634), (2236, 124407), (2404, 115713), (2691, 103372), (2967, 93756), (3354, 82938), (3588, 77529), (3606, 77142), (3956, 70317), (5031, 55292), (5382, 51686), (5409, 51428), (5934, 46878), (6708, 41469), (7212, 38571), (7813, 35604), (8901, 31252), (10062, 27646), (10764, 25843), (10818, 25714), (11868, 23439), (12857, 21636), (13823, 20124), (15626, 17802)]