79991010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1171}}^1$

素因数の和:1221

約数の個数: 128

約数和(自身を含む): 243025920

約数和(自身を除く): 163034910

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 23, 27, 30, 33, 45, 46, 54, 55, 66, 69, 90, 99, 110, 115, 135, 138, 165, 198, 207, 230, 253, 270, 297, 330, 345, 414, 495, 506, 594, 621, 690, 759, 990, 1035, 1171, 1242, 1265, 1485, 1518, 2070, 2277, 2342, 2530, 2970, 3105, 3513, 3795, 4554, 5855, 6210, 6831, 7026, 7590, 10539, 11385, 11710, 12881, 13662, 17565, 21078, 22770, 25762, 26933, 31617, 34155, 35130, 38643, 52695, 53866, 63234, 64405, 68310, 77286, 80799, 105390, 115929, 128810, 134665, 158085, 161598, 193215, 231858, 242397, 269330, 296263, 316170, 347787, 386430, 403995, 484794, 579645, 592526, 695574, 727191, 807990, 888789, 1159290, 1211985, 1454382, 1481315, 1738935, 1777578, 2423970, 2666367, 2962630, 3477870, 3635955, 4443945, 5332734, 7271910, 7999101, 8887890, 13331835, 15998202, 26663670, 39995505, 79991010]

約数ペア:

[(1, 79991010), (2, 39995505), (3, 26663670), (5, 15998202), (6, 13331835), (9, 8887890), (10, 7999101), (11, 7271910), (15, 5332734), (18, 4443945), (22, 3635955), (23, 3477870), (27, 2962630), (30, 2666367), (33, 2423970), (45, 1777578), (46, 1738935), (54, 1481315), (55, 1454382), (66, 1211985), (69, 1159290), (90, 888789), (99, 807990), (110, 727191), (115, 695574), (135, 592526), (138, 579645), (165, 484794), (198, 403995), (207, 386430), (230, 347787), (253, 316170), (270, 296263), (297, 269330), (330, 242397), (345, 231858), (414, 193215), (495, 161598), (506, 158085), (594, 134665), (621, 128810), (690, 115929), (759, 105390), (990, 80799), (1035, 77286), (1171, 68310), (1242, 64405), (1265, 63234), (1485, 53866), (1518, 52695), (2070, 38643), (2277, 35130), (2342, 34155), (2530, 31617), (2970, 26933), (3105, 25762), (3513, 22770), (3795, 21078), (4554, 17565), (5855, 13662), (6210, 12881), (6831, 11710), (7026, 11385), (7590, 10539)]