1661036240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{7237}}^1$

素因数の和:7420

約数の個数: 80

約数和(自身を含む): 4092654720

約数和(自身を除く): 2431618480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 151, 152, 190, 302, 304, 380, 604, 755, 760, 1208, 1510, 1520, 2416, 2869, 3020, 5738, 6040, 7237, 11476, 12080, 14345, 14474, 22952, 28690, 28948, 36185, 45904, 57380, 57896, 72370, 114760, 115792, 137503, 144740, 229520, 275006, 289480, 550012, 578960, 687515, 1092787, 1100024, 1375030, 2185574, 2200048, 2750060, 4371148, 5463935, 5500120, 8742296, 10927870, 11000240, 17484592, 20762953, 21855740, 41525906, 43711480, 83051812, 87422960, 103814765, 166103624, 207629530, 332207248, 415259060, 830518120, 1661036240]

約数ペア:

[(1, 1661036240), (2, 830518120), (4, 415259060), (5, 332207248), (8, 207629530), (10, 166103624), (16, 103814765), (19, 87422960), (20, 83051812), (38, 43711480), (40, 41525906), (76, 21855740), (80, 20762953), (95, 17484592), (151, 11000240), (152, 10927870), (190, 8742296), (302, 5500120), (304, 5463935), (380, 4371148), (604, 2750060), (755, 2200048), (760, 2185574), (1208, 1375030), (1510, 1100024), (1520, 1092787), (2416, 687515), (2869, 578960), (3020, 550012), (5738, 289480), (6040, 275006), (7237, 229520), (11476, 144740), (12080, 137503), (14345, 115792), (14474, 114760), (22952, 72370), (28690, 57896), (28948, 57380), (36185, 45904)]