205290540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:269

約数の個数: 288

約数和(自身を含む): 780788736

約数和(自身を除く): 575498196

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 83, 84, 90, 91, 105, 117, 126, 130, 140, 151, 156, 166, 180, 182, 195, 210, 234, 249, 252, 260, 273, 302, 315, 332, 364, 390, 415, 420, 453, 455, 468, 498, 546, 581, 585, 604, 630, 747, 755, 780, 819, 830, 906, 910, 996, 1057, 1079, 1092, 1162, 1170, 1245, 1260, 1359, 1365, 1494, 1510, 1638, 1660, 1743, 1812, 1820, 1963, 2114, 2158, 2265, 2324, 2340, 2490, 2718, 2730, 2905, 2988, 3020, 3171, 3237, 3276, 3486, 3735, 3926, 4095, 4228, 4316, 4530, 4980, 5229, 5285, 5395, 5436, 5460, 5810, 5889, 6342, 6474, 6795, 6972, 7470, 7553, 7852, 8190, 8715, 9060, 9513, 9711, 9815, 10458, 10570, 10790, 11620, 11778, 12533, 12684, 12948, 13590, 13741, 14940, 15106, 15855, 16185, 16380, 17430, 17667, 19026, 19422, 19630, 20916, 21140, 21580, 22659, 23556, 25066, 26145, 27180, 27482, 29445, 30212, 31710, 32370, 34860, 35334, 37599, 37765, 38052, 38844, 39260, 41223, 45318, 47565, 48555, 50132, 52290, 54964, 58890, 62665, 63420, 64740, 67977, 68705, 70668, 75198, 75530, 82446, 87731, 88335, 90636, 95130, 97110, 104580, 112797, 113295, 117780, 123669, 125330, 135954, 137410, 150396, 151060, 162929, 164892, 175462, 176670, 187995, 190260, 194220, 206115, 225594, 226590, 247338, 250660, 263193, 271908, 274820, 325858, 339885, 350924, 353340, 375990, 412230, 438655, 451188, 453180, 488787, 494676, 526386, 563985, 618345, 651716, 679770, 751980, 789579, 814645, 824460, 877310, 977574, 1052772, 1127970, 1140503, 1236690, 1315965, 1359540, 1466361, 1579158, 1629290, 1754620, 1955148, 2255940, 2281006, 2443935, 2473380, 2631930, 2932722, 3158316, 3258580, 3421509, 3947895, 4562012, 4887870, 5263860, 5702515, 5865444, 6843018, 7331805, 7895790, 9775740, 10264527, 11405030, 13686036, 14663610, 15791580, 17107545, 20529054, 22810060, 29327220, 34215090, 41058108, 51322635, 68430180, 102645270, 205290540]

約数ペア:

[(1, 205290540), (2, 102645270), (3, 68430180), (4, 51322635), (5, 41058108), (6, 34215090), (7, 29327220), (9, 22810060), (10, 20529054), (12, 17107545), (13, 15791580), (14, 14663610), (15, 13686036), (18, 11405030), (20, 10264527), (21, 9775740), (26, 7895790), (28, 7331805), (30, 6843018), (35, 5865444), (36, 5702515), (39, 5263860), (42, 4887870), (45, 4562012), (52, 3947895), (60, 3421509), (63, 3258580), (65, 3158316), (70, 2932722), (78, 2631930), (83, 2473380), (84, 2443935), (90, 2281006), (91, 2255940), (105, 1955148), (117, 1754620), (126, 1629290), (130, 1579158), (140, 1466361), (151, 1359540), (156, 1315965), (166, 1236690), (180, 1140503), (182, 1127970), (195, 1052772), (210, 977574), (234, 877310), (249, 824460), (252, 814645), (260, 789579), (273, 751980), (302, 679770), (315, 651716), (332, 618345), (364, 563985), (390, 526386), (415, 494676), (420, 488787), (453, 453180), (455, 451188), (468, 438655), (498, 412230), (546, 375990), (581, 353340), (585, 350924), (604, 339885), (630, 325858), (747, 274820), (755, 271908), (780, 263193), (819, 250660), (830, 247338), (906, 226590), (910, 225594), (996, 206115), (1057, 194220), (1079, 190260), (1092, 187995), (1162, 176670), (1170, 175462), (1245, 164892), (1260, 162929), (1359, 151060), (1365, 150396), (1494, 137410), (1510, 135954), (1638, 125330), (1660, 123669), (1743, 117780), (1812, 113295), (1820, 112797), (1963, 104580), (2114, 97110), (2158, 95130), (2265, 90636), (2324, 88335), (2340, 87731), (2490, 82446), (2718, 75530), (2730, 75198), (2905, 70668), (2988, 68705), (3020, 67977), (3171, 64740), (3237, 63420), (3276, 62665), (3486, 58890), (3735, 54964), (3926, 52290), (4095, 50132), (4228, 48555), (4316, 47565), (4530, 45318), (4980, 41223), (5229, 39260), (5285, 38844), (5395, 38052), (5436, 37765), (5460, 37599), (5810, 35334), (5889, 34860), (6342, 32370), (6474, 31710), (6795, 30212), (6972, 29445), (7470, 27482), (7553, 27180), (7852, 26145), (8190, 25066), (8715, 23556), (9060, 22659), (9513, 21580), (9711, 21140), (9815, 20916), (10458, 19630), (10570, 19422), (10790, 19026), (11620, 17667), (11778, 17430), (12533, 16380), (12684, 16185), (12948, 15855), (13590, 15106), (13741, 14940)]