148689920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:395

約数の個数: 88

約数和(自身を含む): 361238184

約数和(自身を除く): 212548264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 256, 257, 320, 452, 512, 514, 565, 640, 904, 1024, 1028, 1130, 1280, 1285, 1808, 2056, 2260, 2560, 2570, 3616, 4112, 4520, 5120, 5140, 7232, 8224, 9040, 10280, 14464, 16448, 18080, 20560, 28928, 29041, 32896, 36160, 41120, 57856, 58082, 65792, 72320, 82240, 115712, 116164, 131584, 144640, 145205, 164480, 232328, 263168, 289280, 290410, 328960, 464656, 578560, 580820, 657920, 929312, 1161640, 1315840, 1858624, 2323280, 3717248, 4646560, 7434496, 9293120, 14868992, 18586240, 29737984, 37172480, 74344960, 148689920]

約数ペア:

[(1, 148689920), (2, 74344960), (4, 37172480), (5, 29737984), (8, 18586240), (10, 14868992), (16, 9293120), (20, 7434496), (32, 4646560), (40, 3717248), (64, 2323280), (80, 1858624), (113, 1315840), (128, 1161640), (160, 929312), (226, 657920), (256, 580820), (257, 578560), (320, 464656), (452, 328960), (512, 290410), (514, 289280), (565, 263168), (640, 232328), (904, 164480), (1024, 145205), (1028, 144640), (1130, 131584), (1280, 116164), (1285, 115712), (1808, 82240), (2056, 72320), (2260, 65792), (2560, 58082), (2570, 57856), (3616, 41120), (4112, 36160), (4520, 32896), (5120, 29041), (5140, 28928), (7232, 20560), (8224, 18080), (9040, 16448), (10280, 14464)]