156961280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:510

約数の個数: 160

約数和(自身を含む): 453720960

約数和(自身を除く): 296759680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 461, 512, 532, 560, 608, 640, 665, 760, 896, 922, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 1844, 2128, 2240, 2305, 2432, 2560, 2660, 3040, 3227, 3584, 3688, 4256, 4480, 4610, 4864, 5320, 6080, 6454, 7376, 8512, 8759, 8960, 9220, 9728, 10640, 12160, 12908, 14752, 16135, 17024, 17518, 17920, 18440, 21280, 24320, 25816, 29504, 32270, 34048, 35036, 36880, 42560, 43795, 48640, 51632, 59008, 61313, 64540, 68096, 70072, 73760, 85120, 87590, 103264, 118016, 122626, 129080, 140144, 147520, 170240, 175180, 206528, 236032, 245252, 258160, 280288, 295040, 306565, 340480, 350360, 413056, 490504, 516320, 560576, 590080, 613130, 700720, 826112, 981008, 1032640, 1121152, 1180160, 1226260, 1401440, 1652224, 1962016, 2065280, 2242304, 2452520, 2802880, 3924032, 4130560, 4484608, 4905040, 5605760, 7848064, 8261120, 9810080, 11211520, 15696128, 19620160, 22423040, 31392256, 39240320, 78480640, 156961280]

約数ペア:

[(1, 156961280), (2, 78480640), (4, 39240320), (5, 31392256), (7, 22423040), (8, 19620160), (10, 15696128), (14, 11211520), (16, 9810080), (19, 8261120), (20, 7848064), (28, 5605760), (32, 4905040), (35, 4484608), (38, 4130560), (40, 3924032), (56, 2802880), (64, 2452520), (70, 2242304), (76, 2065280), (80, 1962016), (95, 1652224), (112, 1401440), (128, 1226260), (133, 1180160), (140, 1121152), (152, 1032640), (160, 981008), (190, 826112), (224, 700720), (256, 613130), (266, 590080), (280, 560576), (304, 516320), (320, 490504), (380, 413056), (448, 350360), (461, 340480), (512, 306565), (532, 295040), (560, 280288), (608, 258160), (640, 245252), (665, 236032), (760, 206528), (896, 175180), (922, 170240), (1064, 147520), (1120, 140144), (1216, 129080), (1280, 122626), (1330, 118016), (1520, 103264), (1792, 87590), (1844, 85120), (2128, 73760), (2240, 70072), (2305, 68096), (2432, 64540), (2560, 61313), (2660, 59008), (3040, 51632), (3227, 48640), (3584, 43795), (3688, 42560), (4256, 36880), (4480, 35036), (4610, 34048), (4864, 32270), (5320, 29504), (6080, 25816), (6454, 24320), (7376, 21280), (8512, 18440), (8759, 17920), (8960, 17518), (9220, 17024), (9728, 16135), (10640, 14752), (12160, 12908)]