128631456

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{6473}}^1$

素因数の和:6515

約数の個数: 96

約数和(自身を含む): 391547520

約数和(自身を除く): 262916064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 138, 144, 184, 207, 216, 276, 288, 368, 414, 432, 552, 621, 736, 828, 864, 1104, 1242, 1656, 2208, 2484, 3312, 4968, 6473, 6624, 9936, 12946, 19419, 19872, 25892, 38838, 51784, 58257, 77676, 103568, 116514, 148879, 155352, 174771, 207136, 233028, 297758, 310704, 349542, 446637, 466056, 595516, 621408, 699084, 893274, 932112, 1191032, 1339911, 1398168, 1786548, 1864224, 2382064, 2679822, 2796336, 3573096, 4019733, 4764128, 5359644, 5592672, 7146192, 8039466, 10719288, 14292384, 16078932, 21438576, 32157864, 42877152, 64315728, 128631456]

約数ペア:

[(1, 128631456), (2, 64315728), (3, 42877152), (4, 32157864), (6, 21438576), (8, 16078932), (9, 14292384), (12, 10719288), (16, 8039466), (18, 7146192), (23, 5592672), (24, 5359644), (27, 4764128), (32, 4019733), (36, 3573096), (46, 2796336), (48, 2679822), (54, 2382064), (69, 1864224), (72, 1786548), (92, 1398168), (96, 1339911), (108, 1191032), (138, 932112), (144, 893274), (184, 699084), (207, 621408), (216, 595516), (276, 466056), (288, 446637), (368, 349542), (414, 310704), (432, 297758), (552, 233028), (621, 207136), (736, 174771), (828, 155352), (864, 148879), (1104, 116514), (1242, 103568), (1656, 77676), (2208, 58257), (2484, 51784), (3312, 38838), (4968, 25892), (6473, 19872), (6624, 19419), (9936, 12946)]