381523770

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20479}}^1$

素因数の和:20521

約数の個数: 80

約数和(自身を含む): 1070530560

約数和(自身を除く): 689006790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 207, 230, 270, 345, 405, 414, 621, 690, 810, 1035, 1242, 1863, 2070, 3105, 3726, 6210, 9315, 18630, 20479, 40958, 61437, 102395, 122874, 184311, 204790, 307185, 368622, 471017, 552933, 614370, 921555, 942034, 1105866, 1413051, 1658799, 1843110, 2355085, 2764665, 2826102, 3317598, 4239153, 4710170, 5529330, 7065255, 8293995, 8478306, 12717459, 14130510, 16587990, 21195765, 25434918, 38152377, 42391530, 63587295, 76304754, 127174590, 190761885, 381523770]

約数ペア:

[(1, 381523770), (2, 190761885), (3, 127174590), (5, 76304754), (6, 63587295), (9, 42391530), (10, 38152377), (15, 25434918), (18, 21195765), (23, 16587990), (27, 14130510), (30, 12717459), (45, 8478306), (46, 8293995), (54, 7065255), (69, 5529330), (81, 4710170), (90, 4239153), (115, 3317598), (135, 2826102), (138, 2764665), (162, 2355085), (207, 1843110), (230, 1658799), (270, 1413051), (345, 1105866), (405, 942034), (414, 921555), (621, 614370), (690, 552933), (810, 471017), (1035, 368622), (1242, 307185), (1863, 204790), (2070, 184311), (3105, 122874), (3726, 102395), (6210, 61437), (9315, 40958), (18630, 20479)]