205744680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13291}}^1$

素因数の和:13351

約数の個数: 96

約数和(自身を含む): 684272160

約数和(自身を除く): 478527480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 13291, 15480, 26582, 39873, 53164, 66455, 79746, 106328, 119619, 132910, 159492, 199365, 239238, 265820, 318984, 398730, 478476, 531640, 571513, 598095, 797460, 956952, 1143026, 1196190, 1594920, 1714539, 2286052, 2392380, 2857565, 3429078, 4572104, 4784760, 5143617, 5715130, 6858156, 8572695, 10287234, 11430260, 13716312, 17145390, 20574468, 22860520, 25718085, 34290780, 41148936, 51436170, 68581560, 102872340, 205744680]

約数ペア:

[(1, 205744680), (2, 102872340), (3, 68581560), (4, 51436170), (5, 41148936), (6, 34290780), (8, 25718085), (9, 22860520), (10, 20574468), (12, 17145390), (15, 13716312), (18, 11430260), (20, 10287234), (24, 8572695), (30, 6858156), (36, 5715130), (40, 5143617), (43, 4784760), (45, 4572104), (60, 3429078), (72, 2857565), (86, 2392380), (90, 2286052), (120, 1714539), (129, 1594920), (172, 1196190), (180, 1143026), (215, 956952), (258, 797460), (344, 598095), (360, 571513), (387, 531640), (430, 478476), (516, 398730), (645, 318984), (774, 265820), (860, 239238), (1032, 199365), (1290, 159492), (1548, 132910), (1720, 119619), (1935, 106328), (2580, 79746), (3096, 66455), (3870, 53164), (5160, 39873), (7740, 26582), (13291, 15480)]