81774924

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:348

約数の個数: 144

約数和(自身を含む): 248209920

約数和(自身を除く): 166434996

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 47, 49, 66, 77, 84, 94, 98, 132, 141, 147, 154, 188, 196, 231, 269, 282, 294, 308, 329, 462, 517, 538, 539, 564, 588, 658, 807, 924, 987, 1034, 1076, 1078, 1316, 1551, 1614, 1617, 1883, 1974, 2068, 2156, 2303, 2959, 3102, 3228, 3234, 3619, 3766, 3948, 4606, 5649, 5918, 6204, 6468, 6909, 7238, 7532, 8877, 9212, 10857, 11298, 11836, 12643, 13181, 13818, 14476, 17754, 20713, 21714, 22596, 25286, 25333, 26362, 27636, 35508, 37929, 39543, 41426, 43428, 50572, 50666, 52724, 62139, 75858, 75999, 79086, 82852, 88501, 101332, 124278, 139073, 144991, 151716, 151998, 158172, 177002, 248556, 265503, 278146, 289982, 303996, 354004, 417219, 434973, 531006, 556292, 579964, 619507, 834438, 869946, 973511, 1062012, 1239014, 1668876, 1739892, 1858521, 1947022, 2478028, 2920533, 3717042, 3894044, 5841066, 6814577, 7434084, 11682132, 13629154, 20443731, 27258308, 40887462, 81774924]

約数ペア:

[(1, 81774924), (2, 40887462), (3, 27258308), (4, 20443731), (6, 13629154), (7, 11682132), (11, 7434084), (12, 6814577), (14, 5841066), (21, 3894044), (22, 3717042), (28, 2920533), (33, 2478028), (42, 1947022), (44, 1858521), (47, 1739892), (49, 1668876), (66, 1239014), (77, 1062012), (84, 973511), (94, 869946), (98, 834438), (132, 619507), (141, 579964), (147, 556292), (154, 531006), (188, 434973), (196, 417219), (231, 354004), (269, 303996), (282, 289982), (294, 278146), (308, 265503), (329, 248556), (462, 177002), (517, 158172), (538, 151998), (539, 151716), (564, 144991), (588, 139073), (658, 124278), (807, 101332), (924, 88501), (987, 82852), (1034, 79086), (1076, 75999), (1078, 75858), (1316, 62139), (1551, 52724), (1614, 50666), (1617, 50572), (1883, 43428), (1974, 41426), (2068, 39543), (2156, 37929), (2303, 35508), (2959, 27636), (3102, 26362), (3228, 25333), (3234, 25286), (3619, 22596), (3766, 21714), (3948, 20713), (4606, 17754), (5649, 14476), (5918, 13818), (6204, 13181), (6468, 12643), (6909, 11836), (7238, 11298), (7532, 10857), (8877, 9212)]