280857408

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6619}}^1$

素因数の和:6664

約数の個数: 112

約数和(自身を含む): 847465920

約数和(自身を除く): 566608512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 64, 68, 78, 96, 102, 104, 136, 156, 192, 204, 208, 221, 272, 312, 408, 416, 442, 544, 624, 663, 816, 832, 884, 1088, 1248, 1326, 1632, 1768, 2496, 2652, 3264, 3536, 5304, 6619, 7072, 10608, 13238, 14144, 19857, 21216, 26476, 39714, 42432, 52952, 79428, 86047, 105904, 112523, 158856, 172094, 211808, 225046, 258141, 317712, 337569, 344188, 423616, 450092, 516282, 635424, 675138, 688376, 900184, 1032564, 1270848, 1350276, 1376752, 1462799, 1800368, 2065128, 2700552, 2753504, 2925598, 3600736, 4130256, 4388397, 5401104, 5507008, 5851196, 7201472, 8260512, 8776794, 10802208, 11702392, 16521024, 17553588, 21604416, 23404784, 35107176, 46809568, 70214352, 93619136, 140428704, 280857408]

約数ペア:

[(1, 280857408), (2, 140428704), (3, 93619136), (4, 70214352), (6, 46809568), (8, 35107176), (12, 23404784), (13, 21604416), (16, 17553588), (17, 16521024), (24, 11702392), (26, 10802208), (32, 8776794), (34, 8260512), (39, 7201472), (48, 5851196), (51, 5507008), (52, 5401104), (64, 4388397), (68, 4130256), (78, 3600736), (96, 2925598), (102, 2753504), (104, 2700552), (136, 2065128), (156, 1800368), (192, 1462799), (204, 1376752), (208, 1350276), (221, 1270848), (272, 1032564), (312, 900184), (408, 688376), (416, 675138), (442, 635424), (544, 516282), (624, 450092), (663, 423616), (816, 344188), (832, 337569), (884, 317712), (1088, 258141), (1248, 225046), (1326, 211808), (1632, 172094), (1768, 158856), (2496, 112523), (2652, 105904), (3264, 86047), (3536, 79428), (5304, 52952), (6619, 42432), (7072, 39714), (10608, 26476), (13238, 21216), (14144, 19857)]