281426976

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1223}}^1$

素因数の和:1303

約数の個数: 144

約数和(自身を含む): 866121984

約数和(自身を除く): 584695008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 47, 48, 51, 68, 72, 94, 96, 102, 136, 141, 144, 153, 188, 204, 272, 282, 288, 306, 376, 408, 423, 544, 564, 612, 752, 799, 816, 846, 1128, 1223, 1224, 1504, 1598, 1632, 1692, 2256, 2397, 2446, 2448, 3196, 3384, 3669, 4512, 4794, 4892, 4896, 6392, 6768, 7191, 7338, 9588, 9784, 11007, 12784, 13536, 14382, 14676, 19176, 19568, 20791, 22014, 25568, 28764, 29352, 38352, 39136, 41582, 44028, 57481, 57528, 58704, 62373, 76704, 83164, 88056, 114962, 115056, 117408, 124746, 166328, 172443, 176112, 187119, 229924, 230112, 249492, 332656, 344886, 352224, 374238, 459848, 498984, 517329, 665312, 689772, 748476, 919696, 977177, 997968, 1034658, 1379544, 1496952, 1839392, 1954354, 1995936, 2069316, 2759088, 2931531, 2993904, 3908708, 4138632, 5518176, 5863062, 5987808, 7817416, 8277264, 8794593, 11726124, 15634832, 16554528, 17589186, 23452248, 31269664, 35178372, 46904496, 70356744, 93808992, 140713488, 281426976]

約数ペア:

[(1, 281426976), (2, 140713488), (3, 93808992), (4, 70356744), (6, 46904496), (8, 35178372), (9, 31269664), (12, 23452248), (16, 17589186), (17, 16554528), (18, 15634832), (24, 11726124), (32, 8794593), (34, 8277264), (36, 7817416), (47, 5987808), (48, 5863062), (51, 5518176), (68, 4138632), (72, 3908708), (94, 2993904), (96, 2931531), (102, 2759088), (136, 2069316), (141, 1995936), (144, 1954354), (153, 1839392), (188, 1496952), (204, 1379544), (272, 1034658), (282, 997968), (288, 977177), (306, 919696), (376, 748476), (408, 689772), (423, 665312), (544, 517329), (564, 498984), (612, 459848), (752, 374238), (799, 352224), (816, 344886), (846, 332656), (1128, 249492), (1223, 230112), (1224, 229924), (1504, 187119), (1598, 176112), (1632, 172443), (1692, 166328), (2256, 124746), (2397, 117408), (2446, 115056), (2448, 114962), (3196, 88056), (3384, 83164), (3669, 76704), (4512, 62373), (4794, 58704), (4892, 57528), (4896, 57481), (6392, 44028), (6768, 41582), (7191, 39136), (7338, 38352), (9588, 29352), (9784, 28764), (11007, 25568), (12784, 22014), (13536, 20791), (14382, 19568), (14676, 19176)]