163919140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{106441}}^1$

素因数の和:106468

約数の個数: 48

約数和(自身を含む): 429174144

約数和(自身を除く): 265255004

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 106441, 212882, 425764, 532205, 745087, 1064410, 1170851, 1490174, 2128820, 2341702, 2980348, 3725435, 4683404, 5854255, 7450870, 8195957, 11708510, 14901740, 16391914, 23417020, 32783828, 40979785, 81959570, 163919140]

約数ペア:

[(1, 163919140), (2, 81959570), (4, 40979785), (5, 32783828), (7, 23417020), (10, 16391914), (11, 14901740), (14, 11708510), (20, 8195957), (22, 7450870), (28, 5854255), (35, 4683404), (44, 3725435), (55, 2980348), (70, 2341702), (77, 2128820), (110, 1490174), (140, 1170851), (154, 1064410), (220, 745087), (308, 532205), (385, 425764), (770, 212882), (1540, 106441)]