69321780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 231888384

約数和(自身を除く): 162566604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 157, 165, 180, 198, 220, 223, 314, 330, 396, 446, 471, 495, 628, 660, 669, 785, 892, 942, 990, 1115, 1338, 1413, 1570, 1727, 1884, 1980, 2007, 2230, 2355, 2453, 2676, 2826, 3140, 3345, 3454, 4014, 4460, 4710, 4906, 5181, 5652, 6690, 6908, 7065, 7359, 8028, 8635, 9420, 9812, 10035, 10362, 12265, 13380, 14130, 14718, 15543, 17270, 20070, 20724, 22077, 24530, 25905, 28260, 29436, 31086, 34540, 35011, 36795, 40140, 44154, 49060, 51810, 62172, 70022, 73590, 77715, 88308, 103620, 105033, 110385, 140044, 147180, 155430, 175055, 210066, 220770, 310860, 315099, 350110, 385121, 420132, 441540, 525165, 630198, 700220, 770242, 1050330, 1155363, 1260396, 1540484, 1575495, 1925605, 2100660, 2310726, 3150990, 3466089, 3851210, 4621452, 5776815, 6301980, 6932178, 7702420, 11553630, 13864356, 17330445, 23107260, 34660890, 69321780]

約数ペア:

[(1, 69321780), (2, 34660890), (3, 23107260), (4, 17330445), (5, 13864356), (6, 11553630), (9, 7702420), (10, 6932178), (11, 6301980), (12, 5776815), (15, 4621452), (18, 3851210), (20, 3466089), (22, 3150990), (30, 2310726), (33, 2100660), (36, 1925605), (44, 1575495), (45, 1540484), (55, 1260396), (60, 1155363), (66, 1050330), (90, 770242), (99, 700220), (110, 630198), (132, 525165), (157, 441540), (165, 420132), (180, 385121), (198, 350110), (220, 315099), (223, 310860), (314, 220770), (330, 210066), (396, 175055), (446, 155430), (471, 147180), (495, 140044), (628, 110385), (660, 105033), (669, 103620), (785, 88308), (892, 77715), (942, 73590), (990, 70022), (1115, 62172), (1338, 51810), (1413, 49060), (1570, 44154), (1727, 40140), (1884, 36795), (1980, 35011), (2007, 34540), (2230, 31086), (2355, 29436), (2453, 28260), (2676, 25905), (2826, 24530), (3140, 22077), (3345, 20724), (3454, 20070), (4014, 17270), (4460, 15543), (4710, 14718), (4906, 14130), (5181, 13380), (5652, 12265), (6690, 10362), (6908, 10035), (7065, 9812), (7359, 9420), (8028, 8635)]