138944340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40627}}^1$

素因数の和:40661

約数の個数: 72

約数和(自身を含む): 443657760

約数和(自身を除く): 304713420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 40627, 81254, 121881, 162508, 203135, 243762, 365643, 406270, 487524, 609405, 731286, 771913, 812540, 1218810, 1462572, 1543826, 1828215, 2315739, 2437620, 3087652, 3656430, 3859565, 4631478, 6947217, 7312860, 7719130, 9262956, 11578695, 13894434, 15438260, 23157390, 27788868, 34736085, 46314780, 69472170, 138944340]

約数ペア:

[(1, 138944340), (2, 69472170), (3, 46314780), (4, 34736085), (5, 27788868), (6, 23157390), (9, 15438260), (10, 13894434), (12, 11578695), (15, 9262956), (18, 7719130), (19, 7312860), (20, 6947217), (30, 4631478), (36, 3859565), (38, 3656430), (45, 3087652), (57, 2437620), (60, 2315739), (76, 1828215), (90, 1543826), (95, 1462572), (114, 1218810), (171, 812540), (180, 771913), (190, 731286), (228, 609405), (285, 487524), (342, 406270), (380, 365643), (570, 243762), (684, 203135), (855, 162508), (1140, 121881), (1710, 81254), (3420, 40627)]