211730920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{3023}}^1$

素因数の和:3154

約数の個数: 64

約数和(自身を含む): 509483520

約数和(自身を除く): 297752600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 136, 170, 206, 340, 412, 515, 680, 824, 1030, 1751, 2060, 3023, 3502, 4120, 6046, 7004, 8755, 12092, 14008, 15115, 17510, 24184, 30230, 35020, 51391, 60460, 70040, 102782, 120920, 205564, 256955, 311369, 411128, 513910, 622738, 1027820, 1245476, 1556845, 2055640, 2490952, 3113690, 5293273, 6227380, 10586546, 12454760, 21173092, 26466365, 42346184, 52932730, 105865460, 211730920]

約数ペア:

[(1, 211730920), (2, 105865460), (4, 52932730), (5, 42346184), (8, 26466365), (10, 21173092), (17, 12454760), (20, 10586546), (34, 6227380), (40, 5293273), (68, 3113690), (85, 2490952), (103, 2055640), (136, 1556845), (170, 1245476), (206, 1027820), (340, 622738), (412, 513910), (515, 411128), (680, 311369), (824, 256955), (1030, 205564), (1751, 120920), (2060, 102782), (3023, 70040), (3502, 60460), (4120, 51391), (6046, 35020), (7004, 30230), (8755, 24184), (12092, 17510), (14008, 15115)]