55180160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:248

約数の個数: 128

約数和(自身を含む): 153489600

約数和(自身を除く): 98309440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 109, 112, 113, 128, 140, 160, 218, 224, 226, 280, 320, 436, 448, 452, 545, 560, 565, 640, 763, 791, 872, 896, 904, 1090, 1120, 1130, 1526, 1582, 1744, 1808, 2180, 2240, 2260, 3052, 3164, 3488, 3616, 3815, 3955, 4360, 4480, 4520, 6104, 6328, 6976, 7232, 7630, 7910, 8720, 9040, 12208, 12317, 12656, 13952, 14464, 15260, 15820, 17440, 18080, 24416, 24634, 25312, 30520, 31640, 34880, 36160, 48832, 49268, 50624, 61040, 61585, 63280, 69760, 72320, 86219, 97664, 98536, 101248, 122080, 123170, 126560, 172438, 197072, 244160, 246340, 253120, 344876, 394144, 431095, 488320, 492680, 506240, 689752, 788288, 862190, 985360, 1379504, 1576576, 1724380, 1970720, 2759008, 3448760, 3941440, 5518016, 6897520, 7882880, 11036032, 13795040, 27590080, 55180160]

約数ペア:

[(1, 55180160), (2, 27590080), (4, 13795040), (5, 11036032), (7, 7882880), (8, 6897520), (10, 5518016), (14, 3941440), (16, 3448760), (20, 2759008), (28, 1970720), (32, 1724380), (35, 1576576), (40, 1379504), (56, 985360), (64, 862190), (70, 788288), (80, 689752), (109, 506240), (112, 492680), (113, 488320), (128, 431095), (140, 394144), (160, 344876), (218, 253120), (224, 246340), (226, 244160), (280, 197072), (320, 172438), (436, 126560), (448, 123170), (452, 122080), (545, 101248), (560, 98536), (565, 97664), (640, 86219), (763, 72320), (791, 69760), (872, 63280), (896, 61585), (904, 61040), (1090, 50624), (1120, 49268), (1130, 48832), (1526, 36160), (1582, 34880), (1744, 31640), (1808, 30520), (2180, 25312), (2240, 24634), (2260, 24416), (3052, 18080), (3164, 17440), (3488, 15820), (3616, 15260), (3815, 14464), (3955, 13952), (4360, 12656), (4480, 12317), (4520, 12208), (6104, 9040), (6328, 8720), (6976, 7910), (7232, 7630)]