139605760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{15581}}^1$

素因数の和:15609

約数の個数: 72

約数和(自身を含む): 382195296

約数和(自身を除く): 242589536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 15581, 31162, 62324, 77905, 109067, 124648, 155810, 218134, 249296, 311620, 436268, 498592, 545335, 623240, 872536, 997184, 1090670, 1246480, 1745072, 1994368, 2181340, 2492960, 3490144, 3988736, 4362680, 4985920, 6980288, 8725360, 9971840, 13960576, 17450720, 19943680, 27921152, 34901440, 69802880, 139605760]

約数ペア:

[(1, 139605760), (2, 69802880), (4, 34901440), (5, 27921152), (7, 19943680), (8, 17450720), (10, 13960576), (14, 9971840), (16, 8725360), (20, 6980288), (28, 4985920), (32, 4362680), (35, 3988736), (40, 3490144), (56, 2492960), (64, 2181340), (70, 1994368), (80, 1745072), (112, 1246480), (128, 1090670), (140, 997184), (160, 872536), (224, 623240), (256, 545335), (280, 498592), (320, 436268), (448, 311620), (560, 249296), (640, 218134), (896, 155810), (1120, 124648), (1280, 109067), (1792, 77905), (2240, 62324), (4480, 31162), (8960, 15581)]