128305716

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 386104320

約数和(自身を除く): 257798604

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 83, 84, 98, 132, 147, 154, 166, 196, 231, 239, 249, 294, 308, 332, 462, 478, 498, 539, 581, 588, 717, 913, 924, 956, 996, 1078, 1162, 1434, 1617, 1673, 1743, 1826, 2156, 2324, 2629, 2739, 2868, 3234, 3346, 3486, 3652, 4067, 5019, 5258, 5478, 6391, 6468, 6692, 6972, 7887, 8134, 10038, 10516, 10956, 11711, 12201, 12782, 15774, 16268, 18403, 19173, 19837, 20076, 23422, 24402, 25564, 31548, 35133, 36806, 38346, 39674, 44737, 46844, 48804, 55209, 59511, 70266, 73612, 76692, 79348, 89474, 110418, 119022, 128821, 134211, 138859, 140532, 178948, 218207, 220836, 238044, 257642, 268422, 277718, 386463, 416577, 436414, 515284, 536844, 555436, 654621, 772926, 833154, 872828, 972013, 1309242, 1527449, 1545852, 1666308, 1944026, 2618484, 2916039, 3054898, 3888052, 4582347, 5832078, 6109796, 9164694, 10692143, 11664156, 18329388, 21384286, 32076429, 42768572, 64152858, 128305716]

約数ペア:

[(1, 128305716), (2, 64152858), (3, 42768572), (4, 32076429), (6, 21384286), (7, 18329388), (11, 11664156), (12, 10692143), (14, 9164694), (21, 6109796), (22, 5832078), (28, 4582347), (33, 3888052), (42, 3054898), (44, 2916039), (49, 2618484), (66, 1944026), (77, 1666308), (83, 1545852), (84, 1527449), (98, 1309242), (132, 972013), (147, 872828), (154, 833154), (166, 772926), (196, 654621), (231, 555436), (239, 536844), (249, 515284), (294, 436414), (308, 416577), (332, 386463), (462, 277718), (478, 268422), (498, 257642), (539, 238044), (581, 220836), (588, 218207), (717, 178948), (913, 140532), (924, 138859), (956, 134211), (996, 128821), (1078, 119022), (1162, 110418), (1434, 89474), (1617, 79348), (1673, 76692), (1743, 73612), (1826, 70266), (2156, 59511), (2324, 55209), (2629, 48804), (2739, 46844), (2868, 44737), (3234, 39674), (3346, 38346), (3486, 36806), (3652, 35133), (4067, 31548), (5019, 25564), (5258, 24402), (5478, 23422), (6391, 20076), (6468, 19837), (6692, 19173), (6972, 18403), (7887, 16268), (8134, 15774), (10038, 12782), (10516, 12201), (10956, 11711)]