20174357520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{55049}}^1$

素因数の和:55577

約数の個数: 120

約数和(自身を含む): 67886559000

約数和(自身を除く): 47712201480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 509, 720, 1018, 1527, 2036, 2545, 3054, 4072, 4581, 5090, 6108, 7635, 8144, 9162, 10180, 12216, 15270, 18324, 20360, 22905, 24432, 30540, 36648, 40720, 45810, 55049, 61080, 73296, 91620, 110098, 122160, 165147, 183240, 220196, 275245, 330294, 366480, 440392, 495441, 550490, 660588, 825735, 880784, 990882, 1100980, 1321176, 1651470, 1981764, 2201960, 2477205, 2642352, 3302940, 3963528, 4403920, 4954410, 6605880, 7927056, 9908820, 13211760, 19817640, 28019941, 39635280, 56039882, 84059823, 112079764, 140099705, 168119646, 224159528, 252179469, 280199410, 336239292, 420299115, 448319056, 504358938, 560398820, 672478584, 840598230, 1008717876, 1120797640, 1260897345, 1344957168, 1681196460, 2017435752, 2241595280, 2521794690, 3362392920, 4034871504, 5043589380, 6724785840, 10087178760, 20174357520]

約数ペア:

[(1, 20174357520), (2, 10087178760), (3, 6724785840), (4, 5043589380), (5, 4034871504), (6, 3362392920), (8, 2521794690), (9, 2241595280), (10, 2017435752), (12, 1681196460), (15, 1344957168), (16, 1260897345), (18, 1120797640), (20, 1008717876), (24, 840598230), (30, 672478584), (36, 560398820), (40, 504358938), (45, 448319056), (48, 420299115), (60, 336239292), (72, 280199410), (80, 252179469), (90, 224159528), (120, 168119646), (144, 140099705), (180, 112079764), (240, 84059823), (360, 56039882), (509, 39635280), (720, 28019941), (1018, 19817640), (1527, 13211760), (2036, 9908820), (2545, 7927056), (3054, 6605880), (4072, 4954410), (4581, 4403920), (5090, 3963528), (6108, 3302940), (7635, 2642352), (8144, 2477205), (9162, 2201960), (10180, 1981764), (12216, 1651470), (15270, 1321176), (18324, 1100980), (20360, 990882), (22905, 880784), (24432, 825735), (30540, 660588), (36648, 550490), (40720, 495441), (45810, 440392), (55049, 366480), (61080, 330294), (73296, 275245), (91620, 220196), (110098, 183240), (122160, 165147)]