220121440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1051}}^1$

素因数の和:1101

約数の個数: 192

約数和(自身を含む): 687149568

約数和(自身を除く): 467028128

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 32, 34, 35, 40, 44, 55, 56, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 140, 154, 160, 170, 176, 187, 220, 224, 238, 272, 280, 308, 340, 352, 374, 385, 440, 476, 544, 560, 595, 616, 680, 748, 770, 880, 935, 952, 1051, 1120, 1190, 1232, 1309, 1360, 1496, 1540, 1760, 1870, 1904, 2102, 2380, 2464, 2618, 2720, 2992, 3080, 3740, 3808, 4204, 4760, 5236, 5255, 5984, 6160, 6545, 7357, 7480, 8408, 9520, 10472, 10510, 11561, 12320, 13090, 14714, 14960, 16816, 17867, 19040, 20944, 21020, 23122, 26180, 29428, 29920, 33632, 35734, 36785, 41888, 42040, 46244, 52360, 57805, 58856, 71468, 73570, 80927, 84080, 89335, 92488, 104720, 115610, 117712, 125069, 142936, 147140, 161854, 168160, 178670, 184976, 196537, 209440, 231220, 235424, 250138, 285872, 294280, 323708, 357340, 369952, 393074, 404635, 462440, 500276, 571744, 588560, 625345, 647416, 714680, 786148, 809270, 924880, 982685, 1000552, 1177120, 1250690, 1294832, 1375759, 1429360, 1572296, 1618540, 1849760, 1965370, 2001104, 2501380, 2589664, 2751518, 2858720, 3144592, 3237080, 3930740, 4002208, 5002760, 5503036, 6289184, 6474160, 6878795, 7861480, 10005520, 11006072, 12948320, 13757590, 15722960, 20011040, 22012144, 27515180, 31445920, 44024288, 55030360, 110060720, 220121440]

約数ペア:

[(1, 220121440), (2, 110060720), (4, 55030360), (5, 44024288), (7, 31445920), (8, 27515180), (10, 22012144), (11, 20011040), (14, 15722960), (16, 13757590), (17, 12948320), (20, 11006072), (22, 10005520), (28, 7861480), (32, 6878795), (34, 6474160), (35, 6289184), (40, 5503036), (44, 5002760), (55, 4002208), (56, 3930740), (68, 3237080), (70, 3144592), (77, 2858720), (80, 2751518), (85, 2589664), (88, 2501380), (110, 2001104), (112, 1965370), (119, 1849760), (136, 1618540), (140, 1572296), (154, 1429360), (160, 1375759), (170, 1294832), (176, 1250690), (187, 1177120), (220, 1000552), (224, 982685), (238, 924880), (272, 809270), (280, 786148), (308, 714680), (340, 647416), (352, 625345), (374, 588560), (385, 571744), (440, 500276), (476, 462440), (544, 404635), (560, 393074), (595, 369952), (616, 357340), (680, 323708), (748, 294280), (770, 285872), (880, 250138), (935, 235424), (952, 231220), (1051, 209440), (1120, 196537), (1190, 184976), (1232, 178670), (1309, 168160), (1360, 161854), (1496, 147140), (1540, 142936), (1760, 125069), (1870, 117712), (1904, 115610), (2102, 104720), (2380, 92488), (2464, 89335), (2618, 84080), (2720, 80927), (2992, 73570), (3080, 71468), (3740, 58856), (3808, 57805), (4204, 52360), (4760, 46244), (5236, 42040), (5255, 41888), (5984, 36785), (6160, 35734), (6545, 33632), (7357, 29920), (7480, 29428), (8408, 26180), (9520, 23122), (10472, 21020), (10510, 20944), (11561, 19040), (12320, 17867), (13090, 16816), (14714, 14960)]