205820520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{36493}}^1$

素因数の和:36554

約数の個数: 64

約数和(自身を含む): 630616320

約数和(自身を除く): 424795800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 36493, 72986, 109479, 145972, 182465, 218958, 291944, 364930, 437916, 547395, 729860, 875832, 1094790, 1459720, 1715171, 2189580, 3430342, 4379160, 5145513, 6860684, 8575855, 10291026, 13721368, 17151710, 20582052, 25727565, 34303420, 41164104, 51455130, 68606840, 102910260, 205820520]

約数ペア:

[(1, 205820520), (2, 102910260), (3, 68606840), (4, 51455130), (5, 41164104), (6, 34303420), (8, 25727565), (10, 20582052), (12, 17151710), (15, 13721368), (20, 10291026), (24, 8575855), (30, 6860684), (40, 5145513), (47, 4379160), (60, 3430342), (94, 2189580), (120, 1715171), (141, 1459720), (188, 1094790), (235, 875832), (282, 729860), (376, 547395), (470, 437916), (564, 364930), (705, 291944), (940, 218958), (1128, 182465), (1410, 145972), (1880, 109479), (2820, 72986), (5640, 36493)]