127799910

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{67619}}^1$

素因数の和:67642

約数の個数: 64

約数和(自身を含む): 389491200

約数和(自身を除く): 261691290

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 67619, 135238, 202857, 338095, 405714, 473333, 608571, 676190, 946666, 1014285, 1217142, 1419999, 1825713, 2028570, 2366665, 2839998, 3042855, 3651426, 4259997, 4733330, 6085710, 7099995, 8519994, 9128565, 12779991, 14199990, 18257130, 21299985, 25559982, 42599970, 63899955, 127799910]

約数ペア:

[(1, 127799910), (2, 63899955), (3, 42599970), (5, 25559982), (6, 21299985), (7, 18257130), (9, 14199990), (10, 12779991), (14, 9128565), (15, 8519994), (18, 7099995), (21, 6085710), (27, 4733330), (30, 4259997), (35, 3651426), (42, 3042855), (45, 2839998), (54, 2366665), (63, 2028570), (70, 1825713), (90, 1419999), (105, 1217142), (126, 1014285), (135, 946666), (189, 676190), (210, 608571), (270, 473333), (315, 405714), (378, 338095), (630, 202857), (945, 135238), (1890, 67619)]