328719456

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4621}}^1$

素因数の和:4669

約数の個数: 144

約数和(自身を含む): 1059917040

約数和(自身を除く): 731197584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 32, 36, 38, 39, 48, 52, 57, 72, 76, 78, 96, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 288, 304, 312, 342, 416, 456, 468, 494, 608, 624, 684, 741, 912, 936, 988, 1248, 1368, 1482, 1824, 1872, 1976, 2223, 2736, 2964, 3744, 3952, 4446, 4621, 5472, 5928, 7904, 8892, 9242, 11856, 13863, 17784, 18484, 23712, 27726, 35568, 36968, 41589, 55452, 60073, 71136, 73936, 83178, 87799, 110904, 120146, 147872, 166356, 175598, 180219, 221808, 240292, 263397, 332712, 351196, 360438, 443616, 480584, 526794, 540657, 665424, 702392, 720876, 790191, 961168, 1053588, 1081314, 1141387, 1330848, 1404784, 1441752, 1580382, 1922336, 2107176, 2162628, 2282774, 2809568, 2883504, 3160764, 3424161, 4214352, 4325256, 4565548, 5767008, 6321528, 6848322, 8428704, 8650512, 9131096, 10272483, 12643056, 13696644, 17301024, 18262192, 20544966, 25286112, 27393288, 36524384, 41089932, 54786576, 82179864, 109573152, 164359728, 328719456]

約数ペア:

[(1, 328719456), (2, 164359728), (3, 109573152), (4, 82179864), (6, 54786576), (8, 41089932), (9, 36524384), (12, 27393288), (13, 25286112), (16, 20544966), (18, 18262192), (19, 17301024), (24, 13696644), (26, 12643056), (32, 10272483), (36, 9131096), (38, 8650512), (39, 8428704), (48, 6848322), (52, 6321528), (57, 5767008), (72, 4565548), (76, 4325256), (78, 4214352), (96, 3424161), (104, 3160764), (114, 2883504), (117, 2809568), (144, 2282774), (152, 2162628), (156, 2107176), (171, 1922336), (208, 1580382), (228, 1441752), (234, 1404784), (247, 1330848), (288, 1141387), (304, 1081314), (312, 1053588), (342, 961168), (416, 790191), (456, 720876), (468, 702392), (494, 665424), (608, 540657), (624, 526794), (684, 480584), (741, 443616), (912, 360438), (936, 351196), (988, 332712), (1248, 263397), (1368, 240292), (1482, 221808), (1824, 180219), (1872, 175598), (1976, 166356), (2223, 147872), (2736, 120146), (2964, 110904), (3744, 87799), (3952, 83178), (4446, 73936), (4621, 71136), (5472, 60073), (5928, 55452), (7904, 41589), (8892, 36968), (9242, 35568), (11856, 27726), (13863, 23712), (17784, 18484)]