81919872

素因数分解:

$2^7\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 192

約数和(自身を含む): 257774400

約数和(自身を除く): 175854528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 47, 48, 51, 64, 68, 72, 89, 94, 96, 102, 128, 136, 141, 144, 153, 178, 188, 192, 204, 267, 272, 282, 288, 306, 356, 376, 384, 408, 423, 534, 544, 564, 576, 612, 712, 752, 799, 801, 816, 846, 1068, 1088, 1128, 1152, 1224, 1424, 1504, 1513, 1598, 1602, 1632, 1692, 2136, 2176, 2256, 2397, 2448, 2848, 3008, 3026, 3196, 3204, 3264, 3384, 4183, 4272, 4512, 4539, 4794, 4896, 5696, 6016, 6052, 6392, 6408, 6528, 6768, 7191, 8366, 8544, 9024, 9078, 9588, 9792, 11392, 12104, 12549, 12784, 12816, 13536, 13617, 14382, 16732, 17088, 18048, 18156, 19176, 19584, 24208, 25098, 25568, 25632, 27072, 27234, 28764, 33464, 34176, 36312, 37647, 38352, 48416, 50196, 51136, 51264, 54144, 54468, 57528, 66928, 71111, 72624, 75294, 76704, 96832, 100392, 102272, 102528, 108936, 115056, 133856, 142222, 145248, 150588, 153408, 193664, 200784, 213333, 217872, 230112, 267712, 284444, 290496, 301176, 306816, 401568, 426666, 435744, 460224, 535424, 568888, 580992, 602352, 639999, 803136, 853332, 871488, 920448, 1137776, 1204704, 1279998, 1606272, 1706664, 1742976, 2275552, 2409408, 2559996, 3413328, 4551104, 4818816, 5119992, 6826656, 9102208, 10239984, 13653312, 20479968, 27306624, 40959936, 81919872]

約数ペア:

[(1, 81919872), (2, 40959936), (3, 27306624), (4, 20479968), (6, 13653312), (8, 10239984), (9, 9102208), (12, 6826656), (16, 5119992), (17, 4818816), (18, 4551104), (24, 3413328), (32, 2559996), (34, 2409408), (36, 2275552), (47, 1742976), (48, 1706664), (51, 1606272), (64, 1279998), (68, 1204704), (72, 1137776), (89, 920448), (94, 871488), (96, 853332), (102, 803136), (128, 639999), (136, 602352), (141, 580992), (144, 568888), (153, 535424), (178, 460224), (188, 435744), (192, 426666), (204, 401568), (267, 306816), (272, 301176), (282, 290496), (288, 284444), (306, 267712), (356, 230112), (376, 217872), (384, 213333), (408, 200784), (423, 193664), (534, 153408), (544, 150588), (564, 145248), (576, 142222), (612, 133856), (712, 115056), (752, 108936), (799, 102528), (801, 102272), (816, 100392), (846, 96832), (1068, 76704), (1088, 75294), (1128, 72624), (1152, 71111), (1224, 66928), (1424, 57528), (1504, 54468), (1513, 54144), (1598, 51264), (1602, 51136), (1632, 50196), (1692, 48416), (2136, 38352), (2176, 37647), (2256, 36312), (2397, 34176), (2448, 33464), (2848, 28764), (3008, 27234), (3026, 27072), (3196, 25632), (3204, 25568), (3264, 25098), (3384, 24208), (4183, 19584), (4272, 19176), (4512, 18156), (4539, 18048), (4794, 17088), (4896, 16732), (5696, 14382), (6016, 13617), (6052, 13536), (6392, 12816), (6408, 12784), (6528, 12549), (6768, 12104), (7191, 11392), (8366, 9792), (8544, 9588), (9024, 9078)]