127198260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:822

約数の個数: 144

約数和(自身を含む): 444452736

約数和(自身を除く): 317254476

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, 157, 180, 210, 252, 314, 315, 420, 471, 628, 630, 643, 785, 942, 1099, 1260, 1286, 1413, 1570, 1884, 1929, 2198, 2355, 2572, 2826, 3140, 3215, 3297, 3858, 4396, 4501, 4710, 5495, 5652, 5787, 6430, 6594, 7065, 7716, 9002, 9420, 9645, 9891, 10990, 11574, 12860, 13188, 13503, 14130, 16485, 18004, 19290, 19782, 21980, 22505, 23148, 27006, 28260, 28935, 32970, 38580, 39564, 40509, 45010, 49455, 54012, 57870, 65940, 67515, 81018, 90020, 98910, 100951, 115740, 135030, 162036, 197820, 201902, 202545, 270060, 302853, 403804, 405090, 504755, 605706, 706657, 810180, 908559, 1009510, 1211412, 1413314, 1514265, 1817118, 2019020, 2119971, 2826628, 3028530, 3533285, 3634236, 4239942, 4542795, 6057060, 6359913, 7066570, 8479884, 9085590, 10599855, 12719826, 14133140, 18171180, 21199710, 25439652, 31799565, 42399420, 63599130, 127198260]

約数ペア:

[(1, 127198260), (2, 63599130), (3, 42399420), (4, 31799565), (5, 25439652), (6, 21199710), (7, 18171180), (9, 14133140), (10, 12719826), (12, 10599855), (14, 9085590), (15, 8479884), (18, 7066570), (20, 6359913), (21, 6057060), (28, 4542795), (30, 4239942), (35, 3634236), (36, 3533285), (42, 3028530), (45, 2826628), (60, 2119971), (63, 2019020), (70, 1817118), (84, 1514265), (90, 1413314), (105, 1211412), (126, 1009510), (140, 908559), (157, 810180), (180, 706657), (210, 605706), (252, 504755), (314, 405090), (315, 403804), (420, 302853), (471, 270060), (628, 202545), (630, 201902), (643, 197820), (785, 162036), (942, 135030), (1099, 115740), (1260, 100951), (1286, 98910), (1413, 90020), (1570, 81018), (1884, 67515), (1929, 65940), (2198, 57870), (2355, 54012), (2572, 49455), (2826, 45010), (3140, 40509), (3215, 39564), (3297, 38580), (3858, 32970), (4396, 28935), (4501, 28260), (4710, 27006), (5495, 23148), (5652, 22505), (5787, 21980), (6430, 19782), (6594, 19290), (7065, 18004), (7716, 16485), (9002, 14130), (9420, 13503), (9645, 13188), (9891, 12860), (10990, 11574)]