128823840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:811

約数の個数: 144

約数和(自身を含む): 443498328

約数和(自身を除く): 314674488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 137, 144, 160, 180, 240, 274, 288, 360, 411, 480, 548, 653, 685, 720, 822, 1096, 1233, 1306, 1370, 1440, 1644, 1959, 2055, 2192, 2466, 2612, 2740, 3265, 3288, 3918, 4110, 4384, 4932, 5224, 5480, 5877, 6165, 6530, 6576, 7836, 8220, 9795, 9864, 10448, 10960, 11754, 12330, 13060, 13152, 15672, 16440, 19590, 19728, 20896, 21920, 23508, 24660, 26120, 29385, 31344, 32880, 39180, 39456, 47016, 49320, 52240, 58770, 62688, 65760, 78360, 89461, 94032, 98640, 104480, 117540, 156720, 178922, 188064, 197280, 235080, 268383, 313440, 357844, 447305, 470160, 536766, 715688, 805149, 894610, 940320, 1073532, 1341915, 1431376, 1610298, 1789220, 2147064, 2683830, 2862752, 3220596, 3578440, 4025745, 4294128, 5367660, 6441192, 7156880, 8051490, 8588256, 10735320, 12882384, 14313760, 16102980, 21470640, 25764768, 32205960, 42941280, 64411920, 128823840]

約数ペア:

[(1, 128823840), (2, 64411920), (3, 42941280), (4, 32205960), (5, 25764768), (6, 21470640), (8, 16102980), (9, 14313760), (10, 12882384), (12, 10735320), (15, 8588256), (16, 8051490), (18, 7156880), (20, 6441192), (24, 5367660), (30, 4294128), (32, 4025745), (36, 3578440), (40, 3220596), (45, 2862752), (48, 2683830), (60, 2147064), (72, 1789220), (80, 1610298), (90, 1431376), (96, 1341915), (120, 1073532), (137, 940320), (144, 894610), (160, 805149), (180, 715688), (240, 536766), (274, 470160), (288, 447305), (360, 357844), (411, 313440), (480, 268383), (548, 235080), (653, 197280), (685, 188064), (720, 178922), (822, 156720), (1096, 117540), (1233, 104480), (1306, 98640), (1370, 94032), (1440, 89461), (1644, 78360), (1959, 65760), (2055, 62688), (2192, 58770), (2466, 52240), (2612, 49320), (2740, 47016), (3265, 39456), (3288, 39180), (3918, 32880), (4110, 31344), (4384, 29385), (4932, 26120), (5224, 24660), (5480, 23508), (5877, 21920), (6165, 20896), (6530, 19728), (6576, 19590), (7836, 16440), (8220, 15672), (9795, 13152), (9864, 13060), (10448, 12330), (10960, 11754)]