393438240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21017}}^1$

素因数の和:21051

約数の個数: 144

約数和(自身を含む): 1445954328

約数和(自身を除く): 1052516088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 21017, 42034, 63051, 84068, 105085, 126102, 168136, 189153, 210170, 252204, 273221, 315255, 336272, 378306, 420340, 504408, 546442, 630510, 672544, 756612, 819663, 840680, 945765, 1008816, 1092884, 1261020, 1366105, 1513224, 1639326, 1681360, 1891530, 2017632, 2185768, 2458989, 2522040, 2732210, 3026448, 3278652, 3362720, 3783060, 4098315, 4371536, 4917978, 5044080, 5464420, 6052896, 6557304, 7566120, 8196630, 8743072, 9835956, 10088160, 10928840, 12294945, 13114608, 15132240, 16393260, 19671912, 21857680, 24589890, 26229216, 30264480, 32786520, 39343824, 43715360, 49179780, 65573040, 78687648, 98359560, 131146080, 196719120, 393438240]

約数ペア:

[(1, 393438240), (2, 196719120), (3, 131146080), (4, 98359560), (5, 78687648), (6, 65573040), (8, 49179780), (9, 43715360), (10, 39343824), (12, 32786520), (13, 30264480), (15, 26229216), (16, 24589890), (18, 21857680), (20, 19671912), (24, 16393260), (26, 15132240), (30, 13114608), (32, 12294945), (36, 10928840), (39, 10088160), (40, 9835956), (45, 8743072), (48, 8196630), (52, 7566120), (60, 6557304), (65, 6052896), (72, 5464420), (78, 5044080), (80, 4917978), (90, 4371536), (96, 4098315), (104, 3783060), (117, 3362720), (120, 3278652), (130, 3026448), (144, 2732210), (156, 2522040), (160, 2458989), (180, 2185768), (195, 2017632), (208, 1891530), (234, 1681360), (240, 1639326), (260, 1513224), (288, 1366105), (312, 1261020), (360, 1092884), (390, 1008816), (416, 945765), (468, 840680), (480, 819663), (520, 756612), (585, 672544), (624, 630510), (720, 546442), (780, 504408), (936, 420340), (1040, 378306), (1170, 336272), (1248, 315255), (1440, 273221), (1560, 252204), (1872, 210170), (2080, 189153), (2340, 168136), (3120, 126102), (3744, 105085), (4680, 84068), (6240, 63051), (9360, 42034), (18720, 21017)]