291289776880

素因数分解:

$2^4\times 5^1\times {\mathrm{224359}}^1\times {\mathrm{16229}}^1$

素因数の和:240601

約数の個数: 40

約数和(自身を含む): 677293480800

約数和(自身を除く): 386003703920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16229, 32458, 64916, 81145, 129832, 162290, 224359, 259664, 324580, 448718, 649160, 897436, 1121795, 1298320, 1794872, 2243590, 3589744, 4487180, 8974360, 17948720, 3641122211, 7282244422, 14564488844, 18205611055, 29128977688, 36411222110, 58257955376, 72822444220, 145644888440, 291289776880]

約数ペア:

[(1, 291289776880), (2, 145644888440), (4, 72822444220), (5, 58257955376), (8, 36411222110), (10, 29128977688), (16, 18205611055), (20, 14564488844), (40, 7282244422), (80, 3641122211), (16229, 17948720), (32458, 8974360), (64916, 4487180), (81145, 3589744), (129832, 2243590), (162290, 1794872), (224359, 1298320), (259664, 1121795), (324580, 897436), (448718, 649160)]