71890824

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 204042240

約数和(自身を除く): 132151416

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 47, 51, 68, 69, 92, 94, 102, 136, 138, 141, 163, 184, 188, 204, 276, 282, 326, 376, 391, 408, 489, 552, 564, 652, 782, 799, 978, 1081, 1128, 1173, 1304, 1564, 1598, 1956, 2162, 2346, 2397, 2771, 3128, 3196, 3243, 3749, 3912, 4324, 4692, 4794, 5542, 6392, 6486, 7498, 7661, 8313, 8648, 9384, 9588, 11084, 11247, 12972, 14996, 15322, 16626, 18377, 19176, 22168, 22494, 22983, 25944, 29992, 30644, 33252, 36754, 44988, 45966, 55131, 61288, 63733, 66504, 73508, 89976, 91932, 110262, 127466, 130237, 147016, 176203, 183864, 191199, 220524, 254932, 260474, 352406, 382398, 390711, 441048, 509864, 520948, 528609, 704812, 764796, 781422, 1041896, 1057218, 1409624, 1529592, 1562844, 2114436, 2995451, 3125688, 4228872, 5990902, 8986353, 11981804, 17972706, 23963608, 35945412, 71890824]

約数ペア:

[(1, 71890824), (2, 35945412), (3, 23963608), (4, 17972706), (6, 11981804), (8, 8986353), (12, 5990902), (17, 4228872), (23, 3125688), (24, 2995451), (34, 2114436), (46, 1562844), (47, 1529592), (51, 1409624), (68, 1057218), (69, 1041896), (92, 781422), (94, 764796), (102, 704812), (136, 528609), (138, 520948), (141, 509864), (163, 441048), (184, 390711), (188, 382398), (204, 352406), (276, 260474), (282, 254932), (326, 220524), (376, 191199), (391, 183864), (408, 176203), (489, 147016), (552, 130237), (564, 127466), (652, 110262), (782, 91932), (799, 89976), (978, 73508), (1081, 66504), (1128, 63733), (1173, 61288), (1304, 55131), (1564, 45966), (1598, 44988), (1956, 36754), (2162, 33252), (2346, 30644), (2397, 29992), (2771, 25944), (3128, 22983), (3196, 22494), (3243, 22168), (3749, 19176), (3912, 18377), (4324, 16626), (4692, 15322), (4794, 14996), (5542, 12972), (6392, 11247), (6486, 11084), (7498, 9588), (7661, 9384), (8313, 8648)]