129031840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5009}}^1$

素因数の和:5054

約数の個数: 96

約数和(自身を含む): 363605760

約数和(自身を除く): 234573920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3680, 5009, 5152, 6440, 10018, 12880, 20036, 25045, 25760, 35063, 40072, 50090, 70126, 80144, 100180, 115207, 140252, 160288, 175315, 200360, 230414, 280504, 350630, 400720, 460828, 561008, 576035, 701260, 801440, 806449, 921656, 1122016, 1152070, 1402520, 1612898, 1843312, 2304140, 2805040, 3225796, 3686624, 4032245, 4608280, 5610080, 6451592, 8064490, 9216560, 12903184, 16128980, 18433120, 25806368, 32257960, 64515920, 129031840]

約数ペア:

[(1, 129031840), (2, 64515920), (4, 32257960), (5, 25806368), (7, 18433120), (8, 16128980), (10, 12903184), (14, 9216560), (16, 8064490), (20, 6451592), (23, 5610080), (28, 4608280), (32, 4032245), (35, 3686624), (40, 3225796), (46, 2805040), (56, 2304140), (70, 1843312), (80, 1612898), (92, 1402520), (112, 1152070), (115, 1122016), (140, 921656), (160, 806449), (161, 801440), (184, 701260), (224, 576035), (230, 561008), (280, 460828), (322, 400720), (368, 350630), (460, 280504), (560, 230414), (644, 200360), (736, 175315), (805, 160288), (920, 140252), (1120, 115207), (1288, 100180), (1610, 80144), (1840, 70126), (2576, 50090), (3220, 40072), (3680, 35063), (5009, 25760), (5152, 25045), (6440, 20036), (10018, 12880)]