2155890240

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{15277}}^1$

素因数の和:15314

約数の個数: 252

約数和(自身を含む): 8626600476

約数和(自身を除く): 6470710236

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 3136, 3360, 3528, 3920, 4032, 4410, 4704, 5040, 5880, 6720, 7056, 7840, 8820, 9408, 10080, 11760, 14112, 15277, 15680, 17640, 20160, 23520, 28224, 30554, 35280, 45831, 47040, 61108, 70560, 76385, 91662, 106939, 122216, 137493, 141120, 152770, 183324, 213878, 229155, 244432, 274986, 305540, 320817, 366648, 427756, 458310, 488864, 534695, 549972, 611080, 641634, 687465, 733296, 748573, 855512, 916620, 962451, 977728, 1069390, 1099944, 1222160, 1283268, 1374930, 1466592, 1497146, 1604085, 1711024, 1833240, 1924902, 2138780, 2199888, 2245719, 2444320, 2566536, 2749860, 2933184, 2994292, 3208170, 3422048, 3666480, 3742865, 3849804, 4277560, 4399776, 4491438, 4812255, 4888640, 5133072, 5499720, 5988584, 6416340, 6737157, 6844096, 7332960, 7485730, 7699608, 8555120, 8799552, 8982876, 9624510, 10266144, 10999440, 11228595, 11977168, 12832680, 13474314, 14665920, 14971460, 15399216, 17110240, 17965752, 19249020, 20532288, 21998880, 22457190, 23954336, 25665360, 26948628, 29942920, 30798432, 33685785, 34220480, 35931504, 38498040, 43997760, 44914380, 47908672, 51330720, 53897256, 59885840, 61596864, 67371570, 71863008, 76996080, 89828760, 102661440, 107794512, 119771680, 134743140, 143726016, 153992160, 179657520, 215589024, 239543360, 269486280, 307984320, 359315040, 431178048, 538972560, 718630080, 1077945120, 2155890240]

約数ペア:

[(1, 2155890240), (2, 1077945120), (3, 718630080), (4, 538972560), (5, 431178048), (6, 359315040), (7, 307984320), (8, 269486280), (9, 239543360), (10, 215589024), (12, 179657520), (14, 153992160), (15, 143726016), (16, 134743140), (18, 119771680), (20, 107794512), (21, 102661440), (24, 89828760), (28, 76996080), (30, 71863008), (32, 67371570), (35, 61596864), (36, 59885840), (40, 53897256), (42, 51330720), (45, 47908672), (48, 44914380), (49, 43997760), (56, 38498040), (60, 35931504), (63, 34220480), (64, 33685785), (70, 30798432), (72, 29942920), (80, 26948628), (84, 25665360), (90, 23954336), (96, 22457190), (98, 21998880), (105, 20532288), (112, 19249020), (120, 17965752), (126, 17110240), (140, 15399216), (144, 14971460), (147, 14665920), (160, 13474314), (168, 12832680), (180, 11977168), (192, 11228595), (196, 10999440), (210, 10266144), (224, 9624510), (240, 8982876), (245, 8799552), (252, 8555120), (280, 7699608), (288, 7485730), (294, 7332960), (315, 6844096), (320, 6737157), (336, 6416340), (360, 5988584), (392, 5499720), (420, 5133072), (441, 4888640), (448, 4812255), (480, 4491438), (490, 4399776), (504, 4277560), (560, 3849804), (576, 3742865), (588, 3666480), (630, 3422048), (672, 3208170), (720, 2994292), (735, 2933184), (784, 2749860), (840, 2566536), (882, 2444320), (960, 2245719), (980, 2199888), (1008, 2138780), (1120, 1924902), (1176, 1833240), (1260, 1711024), (1344, 1604085), (1440, 1497146), (1470, 1466592), (1568, 1374930), (1680, 1283268), (1764, 1222160), (1960, 1099944), (2016, 1069390), (2205, 977728), (2240, 962451), (2352, 916620), (2520, 855512), (2880, 748573), (2940, 733296), (3136, 687465), (3360, 641634), (3528, 611080), (3920, 549972), (4032, 534695), (4410, 488864), (4704, 458310), (5040, 427756), (5880, 366648), (6720, 320817), (7056, 305540), (7840, 274986), (8820, 244432), (9408, 229155), (10080, 213878), (11760, 183324), (14112, 152770), (15277, 141120), (15680, 137493), (17640, 122216), (20160, 106939), (23520, 91662), (28224, 76385), (30554, 70560), (35280, 61108), (45831, 47040)]