281191968

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{727}}^1$

素因数の和:839

約数の個数: 144

約数和(自身を含む): 858574080

約数和(自身を除く): 577382112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 79, 96, 102, 136, 144, 153, 158, 204, 237, 272, 288, 306, 316, 408, 474, 544, 612, 632, 711, 727, 816, 948, 1224, 1264, 1343, 1422, 1454, 1632, 1896, 2181, 2448, 2528, 2686, 2844, 2908, 3792, 4029, 4362, 4896, 5372, 5688, 5816, 6543, 7584, 8058, 8724, 10744, 11376, 11632, 12087, 12359, 13086, 16116, 17448, 21488, 22752, 23264, 24174, 24718, 26172, 32232, 34896, 37077, 42976, 48348, 49436, 52344, 57433, 64464, 69792, 74154, 96696, 98872, 104688, 111231, 114866, 128928, 148308, 172299, 193392, 197744, 209376, 222462, 229732, 296616, 344598, 386784, 395488, 444924, 459464, 516897, 593232, 689196, 889848, 918928, 976361, 1033794, 1186464, 1378392, 1779696, 1837856, 1952722, 2067588, 2756784, 2929083, 3559392, 3905444, 4135176, 5513568, 5858166, 7810888, 8270352, 8787249, 11716332, 15621776, 16540704, 17574498, 23432664, 31243552, 35148996, 46865328, 70297992, 93730656, 140595984, 281191968]

約数ペア:

[(1, 281191968), (2, 140595984), (3, 93730656), (4, 70297992), (6, 46865328), (8, 35148996), (9, 31243552), (12, 23432664), (16, 17574498), (17, 16540704), (18, 15621776), (24, 11716332), (32, 8787249), (34, 8270352), (36, 7810888), (48, 5858166), (51, 5513568), (68, 4135176), (72, 3905444), (79, 3559392), (96, 2929083), (102, 2756784), (136, 2067588), (144, 1952722), (153, 1837856), (158, 1779696), (204, 1378392), (237, 1186464), (272, 1033794), (288, 976361), (306, 918928), (316, 889848), (408, 689196), (474, 593232), (544, 516897), (612, 459464), (632, 444924), (711, 395488), (727, 386784), (816, 344598), (948, 296616), (1224, 229732), (1264, 222462), (1343, 209376), (1422, 197744), (1454, 193392), (1632, 172299), (1896, 148308), (2181, 128928), (2448, 114866), (2528, 111231), (2686, 104688), (2844, 98872), (2908, 96696), (3792, 74154), (4029, 69792), (4362, 64464), (4896, 57433), (5372, 52344), (5688, 49436), (5816, 48348), (6543, 42976), (7584, 37077), (8058, 34896), (8724, 32232), (10744, 26172), (11376, 24718), (11632, 24174), (12087, 23264), (12359, 22752), (13086, 21488), (16116, 17448)]