720776960

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{11981}}^1$

素因数の和:12049

約数の個数: 72

約数和(自身を含む): 1763366976

約数和(自身を除く): 1042590016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 640, 752, 940, 1280, 1504, 1880, 3008, 3760, 6016, 7520, 11981, 12032, 15040, 23962, 30080, 47924, 59905, 60160, 95848, 119810, 191696, 239620, 383392, 479240, 563107, 766784, 958480, 1126214, 1533568, 1916960, 2252428, 2815535, 3067136, 3833920, 4504856, 5631070, 7667840, 9009712, 11262140, 15335680, 18019424, 22524280, 36038848, 45048560, 72077696, 90097120, 144155392, 180194240, 360388480, 720776960]

約数ペア:

[(1, 720776960), (2, 360388480), (4, 180194240), (5, 144155392), (8, 90097120), (10, 72077696), (16, 45048560), (20, 36038848), (32, 22524280), (40, 18019424), (47, 15335680), (64, 11262140), (80, 9009712), (94, 7667840), (128, 5631070), (160, 4504856), (188, 3833920), (235, 3067136), (256, 2815535), (320, 2252428), (376, 1916960), (470, 1533568), (640, 1126214), (752, 958480), (940, 766784), (1280, 563107), (1504, 479240), (1880, 383392), (3008, 239620), (3760, 191696), (6016, 119810), (7520, 95848), (11981, 60160), (12032, 59905), (15040, 47924), (23962, 30080)]