138295640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1907}}^1$

素因数の和:1969

約数の個数: 96

約数和(自身を含む): 371945520

約数和(自身を除く): 233649880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 740, 980, 1036, 1295, 1480, 1813, 1907, 1960, 2072, 2590, 3626, 3814, 5180, 7252, 7628, 9065, 9535, 10360, 13349, 14504, 15256, 18130, 19070, 26698, 36260, 38140, 53396, 66745, 70559, 72520, 76280, 93443, 106792, 133490, 141118, 186886, 266980, 282236, 352795, 373772, 467215, 493913, 533960, 564472, 705590, 747544, 934430, 987826, 1411180, 1868860, 1975652, 2469565, 2822360, 3457391, 3737720, 3951304, 4939130, 6914782, 9878260, 13829564, 17286955, 19756520, 27659128, 34573910, 69147820, 138295640]

約数ペア:

[(1, 138295640), (2, 69147820), (4, 34573910), (5, 27659128), (7, 19756520), (8, 17286955), (10, 13829564), (14, 9878260), (20, 6914782), (28, 4939130), (35, 3951304), (37, 3737720), (40, 3457391), (49, 2822360), (56, 2469565), (70, 1975652), (74, 1868860), (98, 1411180), (140, 987826), (148, 934430), (185, 747544), (196, 705590), (245, 564472), (259, 533960), (280, 493913), (296, 467215), (370, 373772), (392, 352795), (490, 282236), (518, 266980), (740, 186886), (980, 141118), (1036, 133490), (1295, 106792), (1480, 93443), (1813, 76280), (1907, 72520), (1960, 70559), (2072, 66745), (2590, 53396), (3626, 38140), (3814, 36260), (5180, 26698), (7252, 19070), (7628, 18130), (9065, 15256), (9535, 14504), (10360, 13349)]