254143120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41257}}^1$

素因数の和:41288

約数の個数: 80

約数和(自身を含む): 736702848

約数和(自身を除く): 482559728

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 41257, 82514, 165028, 206285, 288799, 330056, 412570, 453827, 577598, 660112, 825140, 907654, 1155196, 1443995, 1650280, 1815308, 2269135, 2310392, 2887990, 3176789, 3300560, 3630616, 4538270, 4620784, 5775980, 6353578, 7261232, 9076540, 11551960, 12707156, 15883945, 18153080, 23103920, 25414312, 31767890, 36306160, 50828624, 63535780, 127071560, 254143120]

約数ペア:

[(1, 254143120), (2, 127071560), (4, 63535780), (5, 50828624), (7, 36306160), (8, 31767890), (10, 25414312), (11, 23103920), (14, 18153080), (16, 15883945), (20, 12707156), (22, 11551960), (28, 9076540), (35, 7261232), (40, 6353578), (44, 5775980), (55, 4620784), (56, 4538270), (70, 3630616), (77, 3300560), (80, 3176789), (88, 2887990), (110, 2310392), (112, 2269135), (140, 1815308), (154, 1650280), (176, 1443995), (220, 1155196), (280, 907654), (308, 825140), (385, 660112), (440, 577598), (560, 453827), (616, 412570), (770, 330056), (880, 288799), (1232, 206285), (1540, 165028), (3080, 82514), (6160, 41257)]