21177156720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{88238153}}^1$

素因数の和:88238169

約数の個数: 40

約数和(自身を含む): 65649186576

約数和(自身を除く): 44472029856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 88238153, 176476306, 264714459, 352952612, 441190765, 529428918, 705905224, 882381530, 1058857836, 1323572295, 1411810448, 1764763060, 2117715672, 2647144590, 3529526120, 4235431344, 5294289180, 7059052240, 10588578360, 21177156720]

約数ペア:

[(1, 21177156720), (2, 10588578360), (3, 7059052240), (4, 5294289180), (5, 4235431344), (6, 3529526120), (8, 2647144590), (10, 2117715672), (12, 1764763060), (15, 1411810448), (16, 1323572295), (20, 1058857836), (24, 882381530), (30, 705905224), (40, 529428918), (48, 441190765), (60, 352952612), (80, 264714459), (120, 176476306), (240, 88238153)]