128957472

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1361}}^1$

素因数の和:1431

約数の個数: 144

約数和(自身を含む): 428343552

約数和(自身を除く): 299386080

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 47, 48, 56, 63, 72, 84, 94, 96, 112, 126, 141, 144, 168, 188, 224, 252, 282, 288, 329, 336, 376, 423, 504, 564, 658, 672, 752, 846, 987, 1008, 1128, 1316, 1361, 1504, 1692, 1974, 2016, 2256, 2632, 2722, 2961, 3384, 3948, 4083, 4512, 5264, 5444, 5922, 6768, 7896, 8166, 9527, 10528, 10888, 11844, 12249, 13536, 15792, 16332, 19054, 21776, 23688, 24498, 28581, 31584, 32664, 38108, 43552, 47376, 48996, 57162, 63967, 65328, 76216, 85743, 94752, 97992, 114324, 127934, 130656, 152432, 171486, 191901, 195984, 228648, 255868, 304864, 342972, 383802, 391968, 447769, 457296, 511736, 575703, 685944, 767604, 895538, 914592, 1023472, 1151406, 1343307, 1371888, 1535208, 1791076, 2046944, 2302812, 2686614, 2743776, 3070416, 3582152, 4029921, 4605624, 5373228, 6140832, 7164304, 8059842, 9211248, 10746456, 14328608, 16119684, 18422496, 21492912, 32239368, 42985824, 64478736, 128957472]

約数ペア:

[(1, 128957472), (2, 64478736), (3, 42985824), (4, 32239368), (6, 21492912), (7, 18422496), (8, 16119684), (9, 14328608), (12, 10746456), (14, 9211248), (16, 8059842), (18, 7164304), (21, 6140832), (24, 5373228), (28, 4605624), (32, 4029921), (36, 3582152), (42, 3070416), (47, 2743776), (48, 2686614), (56, 2302812), (63, 2046944), (72, 1791076), (84, 1535208), (94, 1371888), (96, 1343307), (112, 1151406), (126, 1023472), (141, 914592), (144, 895538), (168, 767604), (188, 685944), (224, 575703), (252, 511736), (282, 457296), (288, 447769), (329, 391968), (336, 383802), (376, 342972), (423, 304864), (504, 255868), (564, 228648), (658, 195984), (672, 191901), (752, 171486), (846, 152432), (987, 130656), (1008, 127934), (1128, 114324), (1316, 97992), (1361, 94752), (1504, 85743), (1692, 76216), (1974, 65328), (2016, 63967), (2256, 57162), (2632, 48996), (2722, 47376), (2961, 43552), (3384, 38108), (3948, 32664), (4083, 31584), (4512, 28581), (5264, 24498), (5444, 23688), (5922, 21776), (6768, 19054), (7896, 16332), (8166, 15792), (9527, 13536), (10528, 12249), (10888, 11844)]