145733480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 340692480

約数和(自身を除く): 194959000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 211, 248, 310, 422, 557, 620, 844, 1055, 1114, 1240, 1688, 2110, 2228, 2785, 4220, 4456, 5570, 6541, 8440, 11140, 13082, 17267, 22280, 26164, 32705, 34534, 52328, 65410, 69068, 86335, 117527, 130820, 138136, 172670, 235054, 261640, 345340, 470108, 587635, 690680, 940216, 1175270, 2350540, 3643337, 4701080, 7286674, 14573348, 18216685, 29146696, 36433370, 72866740, 145733480]

約数ペア:

[(1, 145733480), (2, 72866740), (4, 36433370), (5, 29146696), (8, 18216685), (10, 14573348), (20, 7286674), (31, 4701080), (40, 3643337), (62, 2350540), (124, 1175270), (155, 940216), (211, 690680), (248, 587635), (310, 470108), (422, 345340), (557, 261640), (620, 235054), (844, 172670), (1055, 138136), (1114, 130820), (1240, 117527), (1688, 86335), (2110, 69068), (2228, 65410), (2785, 52328), (4220, 34534), (4456, 32705), (5570, 26164), (6541, 22280), (8440, 17267), (11140, 13082)]