128807616

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:662

約数の個数: 112

約数和(自身を含む): 392094720

約数和(自身を除く): 263287104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 239, 336, 401, 448, 478, 672, 717, 802, 956, 1203, 1344, 1434, 1604, 1673, 1912, 2406, 2807, 2868, 3208, 3346, 3824, 4812, 5019, 5614, 5736, 6416, 6692, 7648, 8421, 9624, 10038, 11228, 11472, 12832, 13384, 15296, 16842, 19248, 20076, 22456, 22944, 25664, 26768, 33684, 38496, 40152, 44912, 45888, 53536, 67368, 76992, 80304, 89824, 95839, 107072, 134736, 160608, 179648, 191678, 269472, 287517, 321216, 383356, 538944, 575034, 670873, 766712, 1150068, 1341746, 1533424, 2012619, 2300136, 2683492, 3066848, 4025238, 4600272, 5366984, 6133696, 8050476, 9200544, 10733968, 16100952, 18401088, 21467936, 32201904, 42935872, 64403808, 128807616]

約数ペア:

[(1, 128807616), (2, 64403808), (3, 42935872), (4, 32201904), (6, 21467936), (7, 18401088), (8, 16100952), (12, 10733968), (14, 9200544), (16, 8050476), (21, 6133696), (24, 5366984), (28, 4600272), (32, 4025238), (42, 3066848), (48, 2683492), (56, 2300136), (64, 2012619), (84, 1533424), (96, 1341746), (112, 1150068), (168, 766712), (192, 670873), (224, 575034), (239, 538944), (336, 383356), (401, 321216), (448, 287517), (478, 269472), (672, 191678), (717, 179648), (802, 160608), (956, 134736), (1203, 107072), (1344, 95839), (1434, 89824), (1604, 80304), (1673, 76992), (1912, 67368), (2406, 53536), (2807, 45888), (2868, 44912), (3208, 40152), (3346, 38496), (3824, 33684), (4812, 26768), (5019, 25664), (5614, 22944), (5736, 22456), (6416, 20076), (6692, 19248), (7648, 16842), (8421, 15296), (9624, 13384), (10038, 12832), (11228, 11472)]