303178720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{145759}}^1$

素因数の和:145787

約数の個数: 48

約数和(自身を含む): 771361920

約数和(自身を除く): 468183200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 145759, 291518, 583036, 728795, 1166072, 1457590, 1894867, 2332144, 2915180, 3789734, 4664288, 5830360, 7579468, 9474335, 11660720, 15158936, 18948670, 23321440, 30317872, 37897340, 60635744, 75794680, 151589360, 303178720]

約数ペア:

[(1, 303178720), (2, 151589360), (4, 75794680), (5, 60635744), (8, 37897340), (10, 30317872), (13, 23321440), (16, 18948670), (20, 15158936), (26, 11660720), (32, 9474335), (40, 7579468), (52, 5830360), (65, 4664288), (80, 3789734), (104, 2915180), (130, 2332144), (160, 1894867), (208, 1457590), (260, 1166072), (416, 728795), (520, 583036), (1040, 291518), (2080, 145759)]