179867870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:250

約数の個数: 128

約数和(自身を含む): 427714560

約数和(自身を除く): 247846690

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 101, 103, 130, 133, 182, 190, 202, 206, 247, 266, 455, 494, 505, 515, 665, 707, 721, 910, 1010, 1030, 1235, 1313, 1330, 1339, 1414, 1442, 1729, 1919, 1957, 2470, 2626, 2678, 3458, 3535, 3605, 3838, 3914, 6565, 6695, 7070, 7210, 8645, 9191, 9373, 9595, 9785, 10403, 13130, 13390, 13433, 13699, 17290, 18382, 18746, 19190, 19570, 20806, 24947, 25441, 26866, 27398, 45955, 46865, 49894, 50882, 52015, 67165, 68495, 72821, 91910, 93730, 104030, 124735, 127205, 134330, 135239, 136990, 145642, 174629, 178087, 197657, 249470, 254410, 270478, 349258, 356174, 364105, 395314, 676195, 728210, 873145, 890435, 946673, 988285, 1352390, 1383599, 1746290, 1780870, 1893346, 1976570, 2569541, 2767198, 4733365, 5139082, 6917995, 9466730, 12847705, 13835990, 17986787, 25695410, 35973574, 89933935, 179867870]

約数ペア:

[(1, 179867870), (2, 89933935), (5, 35973574), (7, 25695410), (10, 17986787), (13, 13835990), (14, 12847705), (19, 9466730), (26, 6917995), (35, 5139082), (38, 4733365), (65, 2767198), (70, 2569541), (91, 1976570), (95, 1893346), (101, 1780870), (103, 1746290), (130, 1383599), (133, 1352390), (182, 988285), (190, 946673), (202, 890435), (206, 873145), (247, 728210), (266, 676195), (455, 395314), (494, 364105), (505, 356174), (515, 349258), (665, 270478), (707, 254410), (721, 249470), (910, 197657), (1010, 178087), (1030, 174629), (1235, 145642), (1313, 136990), (1330, 135239), (1339, 134330), (1414, 127205), (1442, 124735), (1729, 104030), (1919, 93730), (1957, 91910), (2470, 72821), (2626, 68495), (2678, 67165), (3458, 52015), (3535, 50882), (3605, 49894), (3838, 46865), (3914, 45955), (6565, 27398), (6695, 26866), (7070, 25441), (7210, 24947), (8645, 20806), (9191, 19570), (9373, 19190), (9595, 18746), (9785, 18382), (10403, 17290), (13130, 13699), (13390, 13433)]