171969760

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56569}}^1$

素因数の和:56603

約数の個数: 48

約数和(自身を含む): 427669200

約数和(自身を除く): 255699440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 56569, 113138, 226276, 282845, 452552, 565690, 905104, 1074811, 1131380, 1810208, 2149622, 2262760, 4299244, 4525520, 5374055, 8598488, 9051040, 10748110, 17196976, 21496220, 34393952, 42992440, 85984880, 171969760]

約数ペア:

[(1, 171969760), (2, 85984880), (4, 42992440), (5, 34393952), (8, 21496220), (10, 17196976), (16, 10748110), (19, 9051040), (20, 8598488), (32, 5374055), (38, 4525520), (40, 4299244), (76, 2262760), (80, 2149622), (95, 1810208), (152, 1131380), (160, 1074811), (190, 905104), (304, 565690), (380, 452552), (608, 282845), (760, 226276), (1520, 113138), (3040, 56569)]