82221440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{18353}}^1$

素因数の和:18379

約数の個数: 64

約数和(自身を含む): 224652960

約数和(自身を除く): 142431520

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 18353, 36706, 73412, 91765, 128471, 146824, 183530, 256942, 293648, 367060, 513884, 587296, 642355, 734120, 1027768, 1174592, 1284710, 1468240, 2055536, 2349184, 2569420, 2936480, 4111072, 5138840, 5872960, 8222144, 10277680, 11745920, 16444288, 20555360, 41110720, 82221440]

約数ペア:

[(1, 82221440), (2, 41110720), (4, 20555360), (5, 16444288), (7, 11745920), (8, 10277680), (10, 8222144), (14, 5872960), (16, 5138840), (20, 4111072), (28, 2936480), (32, 2569420), (35, 2349184), (40, 2055536), (56, 1468240), (64, 1284710), (70, 1174592), (80, 1027768), (112, 734120), (128, 642355), (140, 587296), (160, 513884), (224, 367060), (280, 293648), (320, 256942), (448, 183530), (560, 146824), (640, 128471), (896, 91765), (1120, 73412), (2240, 36706), (4480, 18353)]