128982560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{115163}}^1$

素因数の和:115185

約数の個数: 48

約数和(自身を含む): 348255936

約数和(自身を除く): 219273376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 115163, 230326, 460652, 575815, 806141, 921304, 1151630, 1612282, 1842608, 2303260, 3224564, 3685216, 4030705, 4606520, 6449128, 8061410, 9213040, 12898256, 16122820, 18426080, 25796512, 32245640, 64491280, 128982560]

約数ペア:

[(1, 128982560), (2, 64491280), (4, 32245640), (5, 25796512), (7, 18426080), (8, 16122820), (10, 12898256), (14, 9213040), (16, 8061410), (20, 6449128), (28, 4606520), (32, 4030705), (35, 3685216), (40, 3224564), (56, 2303260), (70, 1842608), (80, 1612282), (112, 1151630), (140, 921304), (160, 806141), (224, 575815), (280, 460652), (560, 230326), (1120, 115163)]