56741220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 185552640

約数和(自身を除く): 128811420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 47, 57, 60, 76, 90, 94, 95, 114, 141, 171, 180, 188, 190, 228, 235, 282, 285, 342, 353, 380, 423, 470, 564, 570, 684, 705, 706, 846, 855, 893, 940, 1059, 1140, 1410, 1412, 1692, 1710, 1765, 1786, 2115, 2118, 2679, 2820, 3177, 3420, 3530, 3572, 4230, 4236, 4465, 5295, 5358, 6354, 6707, 7060, 8037, 8460, 8930, 10590, 10716, 12708, 13395, 13414, 15885, 16074, 16591, 17860, 20121, 21180, 26790, 26828, 31770, 32148, 33182, 33535, 40185, 40242, 49773, 53580, 60363, 63540, 66364, 67070, 80370, 80484, 82955, 99546, 100605, 120726, 134140, 149319, 160740, 165910, 199092, 201210, 241452, 248865, 298638, 301815, 315229, 331820, 402420, 497730, 597276, 603630, 630458, 746595, 945687, 995460, 1207260, 1260916, 1493190, 1576145, 1891374, 2837061, 2986380, 3152290, 3782748, 4728435, 5674122, 6304580, 9456870, 11348244, 14185305, 18913740, 28370610, 56741220]

約数ペア:

[(1, 56741220), (2, 28370610), (3, 18913740), (4, 14185305), (5, 11348244), (6, 9456870), (9, 6304580), (10, 5674122), (12, 4728435), (15, 3782748), (18, 3152290), (19, 2986380), (20, 2837061), (30, 1891374), (36, 1576145), (38, 1493190), (45, 1260916), (47, 1207260), (57, 995460), (60, 945687), (76, 746595), (90, 630458), (94, 603630), (95, 597276), (114, 497730), (141, 402420), (171, 331820), (180, 315229), (188, 301815), (190, 298638), (228, 248865), (235, 241452), (282, 201210), (285, 199092), (342, 165910), (353, 160740), (380, 149319), (423, 134140), (470, 120726), (564, 100605), (570, 99546), (684, 82955), (705, 80484), (706, 80370), (846, 67070), (855, 66364), (893, 63540), (940, 60363), (1059, 53580), (1140, 49773), (1410, 40242), (1412, 40185), (1692, 33535), (1710, 33182), (1765, 32148), (1786, 31770), (2115, 26828), (2118, 26790), (2679, 21180), (2820, 20121), (3177, 17860), (3420, 16591), (3530, 16074), (3572, 15885), (4230, 13414), (4236, 13395), (4465, 12708), (5295, 10716), (5358, 10590), (6354, 8930), (6707, 8460), (7060, 8037)]