261545856

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{433}}^1$

素因数の和:485

約数の個数: 192

約数和(自身を含む): 824270160

約数和(自身を除く): 562724304

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 78, 88, 96, 104, 121, 128, 132, 143, 156, 176, 192, 208, 242, 264, 286, 312, 352, 363, 384, 416, 429, 433, 484, 528, 572, 624, 704, 726, 832, 858, 866, 968, 1056, 1144, 1248, 1299, 1408, 1452, 1573, 1664, 1716, 1732, 1936, 2112, 2288, 2496, 2598, 2904, 3146, 3432, 3464, 3872, 4224, 4576, 4719, 4763, 4992, 5196, 5629, 5808, 6292, 6864, 6928, 7744, 9152, 9438, 9526, 10392, 11258, 11616, 12584, 13728, 13856, 14289, 15488, 16887, 18304, 18876, 19052, 20784, 22516, 23232, 25168, 27456, 27712, 28578, 33774, 37752, 38104, 41568, 45032, 46464, 50336, 52393, 54912, 55424, 57156, 61919, 67548, 75504, 76208, 83136, 90064, 100672, 104786, 114312, 123838, 135096, 151008, 152416, 157179, 166272, 180128, 185757, 201344, 209572, 228624, 247676, 270192, 302016, 304832, 314358, 360256, 371514, 419144, 457248, 495352, 540384, 604032, 609664, 628716, 681109, 720512, 743028, 838288, 914496, 990704, 1080768, 1257432, 1362218, 1486056, 1676576, 1828992, 1981408, 2043327, 2161536, 2514864, 2724436, 2972112, 3353152, 3962816, 4086654, 5029728, 5448872, 5944224, 6706304, 7925632, 8173308, 10059456, 10897744, 11888448, 16346616, 20118912, 21795488, 23776896, 32693232, 43590976, 65386464, 87181952, 130772928, 261545856]

約数ペア:

[(1, 261545856), (2, 130772928), (3, 87181952), (4, 65386464), (6, 43590976), (8, 32693232), (11, 23776896), (12, 21795488), (13, 20118912), (16, 16346616), (22, 11888448), (24, 10897744), (26, 10059456), (32, 8173308), (33, 7925632), (39, 6706304), (44, 5944224), (48, 5448872), (52, 5029728), (64, 4086654), (66, 3962816), (78, 3353152), (88, 2972112), (96, 2724436), (104, 2514864), (121, 2161536), (128, 2043327), (132, 1981408), (143, 1828992), (156, 1676576), (176, 1486056), (192, 1362218), (208, 1257432), (242, 1080768), (264, 990704), (286, 914496), (312, 838288), (352, 743028), (363, 720512), (384, 681109), (416, 628716), (429, 609664), (433, 604032), (484, 540384), (528, 495352), (572, 457248), (624, 419144), (704, 371514), (726, 360256), (832, 314358), (858, 304832), (866, 302016), (968, 270192), (1056, 247676), (1144, 228624), (1248, 209572), (1299, 201344), (1408, 185757), (1452, 180128), (1573, 166272), (1664, 157179), (1716, 152416), (1732, 151008), (1936, 135096), (2112, 123838), (2288, 114312), (2496, 104786), (2598, 100672), (2904, 90064), (3146, 83136), (3432, 76208), (3464, 75504), (3872, 67548), (4224, 61919), (4576, 57156), (4719, 55424), (4763, 54912), (4992, 52393), (5196, 50336), (5629, 46464), (5808, 45032), (6292, 41568), (6864, 38104), (6928, 37752), (7744, 33774), (9152, 28578), (9438, 27712), (9526, 27456), (10392, 25168), (11258, 23232), (11616, 22516), (12584, 20784), (13728, 19052), (13856, 18876), (14289, 18304), (15488, 16887)]