81509976

素因数分解:

$2^3\times 3^5\times {\mathrm{23}}^1\times {\mathrm{1823}}^1$

素因数の和:1867

約数の個数: 96

約数和(自身を含む): 239016960

約数和(自身を除く): 157506984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 92, 108, 138, 162, 184, 207, 216, 243, 276, 324, 414, 486, 552, 621, 648, 828, 972, 1242, 1656, 1823, 1863, 1944, 2484, 3646, 3726, 4968, 5469, 5589, 7292, 7452, 10938, 11178, 14584, 14904, 16407, 21876, 22356, 32814, 41929, 43752, 44712, 49221, 65628, 83858, 98442, 125787, 131256, 147663, 167716, 196884, 251574, 295326, 335432, 377361, 393768, 442989, 503148, 590652, 754722, 885978, 1006296, 1132083, 1181304, 1509444, 1771956, 2264166, 3018888, 3396249, 3543912, 4528332, 6792498, 9056664, 10188747, 13584996, 20377494, 27169992, 40754988, 81509976]

約数ペア:

[(1, 81509976), (2, 40754988), (3, 27169992), (4, 20377494), (6, 13584996), (8, 10188747), (9, 9056664), (12, 6792498), (18, 4528332), (23, 3543912), (24, 3396249), (27, 3018888), (36, 2264166), (46, 1771956), (54, 1509444), (69, 1181304), (72, 1132083), (81, 1006296), (92, 885978), (108, 754722), (138, 590652), (162, 503148), (184, 442989), (207, 393768), (216, 377361), (243, 335432), (276, 295326), (324, 251574), (414, 196884), (486, 167716), (552, 147663), (621, 131256), (648, 125787), (828, 98442), (972, 83858), (1242, 65628), (1656, 49221), (1823, 44712), (1863, 43752), (1944, 41929), (2484, 32814), (3646, 22356), (3726, 21876), (4968, 16407), (5469, 14904), (5589, 14584), (7292, 11178), (7452, 10938)]