204406020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12479}}^1$

素因数の和:12514

約数の個数: 144

約数和(自身を含む): 763176960

約数和(自身を除く): 558770940

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, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 12479, 16380, 24958, 37437, 49916, 62395, 74874, 87353, 112311, 124790, 149748, 162227, 174706, 187185, 224622, 249580, 262059, 324454, 349412, 374370, 436765, 449244, 486681, 524118, 561555, 648908, 748740, 786177, 811135, 873530, 973362, 1048236, 1123110, 1135589, 1310295, 1460043, 1572354, 1622270, 1747060, 1946724, 2246220, 2271178, 2433405, 2620590, 2920086, 3144708, 3244540, 3406767, 3930885, 4542356, 4866810, 5241180, 5677945, 5840172, 6813534, 7300215, 7861770, 9733620, 10220301, 11355890, 13627068, 14600430, 15723540, 17033835, 20440602, 22711780, 29200860, 34067670, 40881204, 51101505, 68135340, 102203010, 204406020]

約数ペア:

[(1, 204406020), (2, 102203010), (3, 68135340), (4, 51101505), (5, 40881204), (6, 34067670), (7, 29200860), (9, 22711780), (10, 20440602), (12, 17033835), (13, 15723540), (14, 14600430), (15, 13627068), (18, 11355890), (20, 10220301), (21, 9733620), (26, 7861770), (28, 7300215), (30, 6813534), (35, 5840172), (36, 5677945), (39, 5241180), (42, 4866810), (45, 4542356), (52, 3930885), (60, 3406767), (63, 3244540), (65, 3144708), (70, 2920086), (78, 2620590), (84, 2433405), (90, 2271178), (91, 2246220), (105, 1946724), (117, 1747060), (126, 1622270), (130, 1572354), (140, 1460043), (156, 1310295), (180, 1135589), (182, 1123110), (195, 1048236), (210, 973362), (234, 873530), (252, 811135), (260, 786177), (273, 748740), (315, 648908), (364, 561555), (390, 524118), (420, 486681), (455, 449244), (468, 436765), (546, 374370), (585, 349412), (630, 324454), (780, 262059), (819, 249580), (910, 224622), (1092, 187185), (1170, 174706), (1260, 162227), (1365, 149748), (1638, 124790), (1820, 112311), (2340, 87353), (2730, 74874), (3276, 62395), (4095, 49916), (5460, 37437), (8190, 24958), (12479, 16380)]