26537880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 84268800

約数和(自身を除く): 57730920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 43, 60, 74, 86, 111, 120, 129, 139, 148, 172, 185, 215, 222, 258, 278, 296, 344, 370, 417, 430, 444, 516, 555, 556, 645, 695, 740, 834, 860, 888, 1032, 1110, 1112, 1290, 1390, 1480, 1591, 1668, 1720, 2085, 2220, 2580, 2780, 3182, 3336, 4170, 4440, 4773, 5143, 5160, 5560, 5977, 6364, 7955, 8340, 9546, 10286, 11954, 12728, 15429, 15910, 16680, 17931, 19092, 20572, 23865, 23908, 25715, 29885, 30858, 31820, 35862, 38184, 41144, 47730, 47816, 51430, 59770, 61716, 63640, 71724, 77145, 89655, 95460, 102860, 119540, 123432, 143448, 154290, 179310, 190920, 205720, 221149, 239080, 308580, 358620, 442298, 617160, 663447, 717240, 884596, 1105745, 1326894, 1769192, 2211490, 2653788, 3317235, 4422980, 5307576, 6634470, 8845960, 13268940, 26537880]

約数ペア:

[(1, 26537880), (2, 13268940), (3, 8845960), (4, 6634470), (5, 5307576), (6, 4422980), (8, 3317235), (10, 2653788), (12, 2211490), (15, 1769192), (20, 1326894), (24, 1105745), (30, 884596), (37, 717240), (40, 663447), (43, 617160), (60, 442298), (74, 358620), (86, 308580), (111, 239080), (120, 221149), (129, 205720), (139, 190920), (148, 179310), (172, 154290), (185, 143448), (215, 123432), (222, 119540), (258, 102860), (278, 95460), (296, 89655), (344, 77145), (370, 71724), (417, 63640), (430, 61716), (444, 59770), (516, 51430), (555, 47816), (556, 47730), (645, 41144), (695, 38184), (740, 35862), (834, 31820), (860, 30858), (888, 29885), (1032, 25715), (1110, 23908), (1112, 23865), (1290, 20572), (1390, 19092), (1480, 17931), (1591, 16680), (1668, 15910), (1720, 15429), (2085, 12728), (2220, 11954), (2580, 10286), (2780, 9546), (3182, 8340), (3336, 7955), (4170, 6364), (4440, 5977), (4773, 5560), (5143, 5160)]