31867128

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 93772800

約数和(自身を除く): 61905672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 47, 54, 72, 73, 86, 94, 108, 129, 141, 146, 172, 188, 216, 219, 258, 282, 292, 344, 376, 387, 423, 438, 516, 564, 584, 657, 774, 846, 876, 1032, 1128, 1161, 1269, 1314, 1548, 1692, 1752, 1971, 2021, 2322, 2538, 2628, 3096, 3139, 3384, 3431, 3942, 4042, 4644, 5076, 5256, 6063, 6278, 6862, 7884, 8084, 9288, 9417, 10152, 10293, 12126, 12556, 13724, 15768, 16168, 18189, 18834, 20586, 24252, 25112, 27448, 28251, 30879, 36378, 37668, 41172, 48504, 54567, 56502, 61758, 72756, 75336, 82344, 84753, 92637, 109134, 113004, 123516, 145512, 147533, 169506, 185274, 218268, 226008, 247032, 295066, 339012, 370548, 436536, 442599, 590132, 678024, 741096, 885198, 1180264, 1327797, 1770396, 2655594, 3540792, 3983391, 5311188, 7966782, 10622376, 15933564, 31867128]

約数ペア:

[(1, 31867128), (2, 15933564), (3, 10622376), (4, 7966782), (6, 5311188), (8, 3983391), (9, 3540792), (12, 2655594), (18, 1770396), (24, 1327797), (27, 1180264), (36, 885198), (43, 741096), (47, 678024), (54, 590132), (72, 442599), (73, 436536), (86, 370548), (94, 339012), (108, 295066), (129, 247032), (141, 226008), (146, 218268), (172, 185274), (188, 169506), (216, 147533), (219, 145512), (258, 123516), (282, 113004), (292, 109134), (344, 92637), (376, 84753), (387, 82344), (423, 75336), (438, 72756), (516, 61758), (564, 56502), (584, 54567), (657, 48504), (774, 41172), (846, 37668), (876, 36378), (1032, 30879), (1128, 28251), (1161, 27448), (1269, 25112), (1314, 24252), (1548, 20586), (1692, 18834), (1752, 18189), (1971, 16168), (2021, 15768), (2322, 13724), (2538, 12556), (2628, 12126), (3096, 10293), (3139, 10152), (3384, 9417), (3431, 9288), (3942, 8084), (4042, 7884), (4644, 6862), (5076, 6278), (5256, 6063)]