77749920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53993}}^1$

素因数の和:54014

約数の個数: 72

約数和(自身を含む): 265326516

約数和(自身を除く): 187576596

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 53993, 107986, 161979, 215972, 269965, 323958, 431944, 485937, 539930, 647916, 809895, 863888, 971874, 1079860, 1295832, 1619790, 1727776, 1943748, 2159720, 2429685, 2591664, 3239580, 3887496, 4319440, 4859370, 5183328, 6479160, 7774992, 8638880, 9718740, 12958320, 15549984, 19437480, 25916640, 38874960, 77749920]

約数ペア:

[(1, 77749920), (2, 38874960), (3, 25916640), (4, 19437480), (5, 15549984), (6, 12958320), (8, 9718740), (9, 8638880), (10, 7774992), (12, 6479160), (15, 5183328), (16, 4859370), (18, 4319440), (20, 3887496), (24, 3239580), (30, 2591664), (32, 2429685), (36, 2159720), (40, 1943748), (45, 1727776), (48, 1619790), (60, 1295832), (72, 1079860), (80, 971874), (90, 863888), (96, 809895), (120, 647916), (144, 539930), (160, 485937), (180, 431944), (240, 323958), (288, 269965), (360, 215972), (480, 161979), (720, 107986), (1440, 53993)]