208137959820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{165188857}}^1$

素因数の和:165188879

約数の個数: 72

約数和(自身を含む): 721544931744

約数和(自身を除く): 513406971924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 165188857, 330377714, 495566571, 660755428, 825944285, 991133142, 1156321999, 1486699713, 1651888570, 1982266284, 2312643998, 2477832855, 2973399426, 3303777140, 3468965997, 4625287996, 4955665710, 5781609995, 5946798852, 6937931994, 7433498565, 9911331420, 10406897991, 11563219990, 13875863988, 14866997130, 17344829985, 20813795982, 23126439980, 29733994260, 34689659970, 41627591964, 52034489955, 69379319940, 104068979910, 208137959820]

約数ペア:

[(1, 208137959820), (2, 104068979910), (3, 69379319940), (4, 52034489955), (5, 41627591964), (6, 34689659970), (7, 29733994260), (9, 23126439980), (10, 20813795982), (12, 17344829985), (14, 14866997130), (15, 13875863988), (18, 11563219990), (20, 10406897991), (21, 9911331420), (28, 7433498565), (30, 6937931994), (35, 5946798852), (36, 5781609995), (42, 4955665710), (45, 4625287996), (60, 3468965997), (63, 3303777140), (70, 2973399426), (84, 2477832855), (90, 2312643998), (105, 1982266284), (126, 1651888570), (140, 1486699713), (180, 1156321999), (210, 991133142), (252, 825944285), (315, 660755428), (420, 495566571), (630, 330377714), (1260, 165188857)]