51007440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^2$

素因数の和:305

約数の個数: 120

約数和(自身を含む): 173747808

約数和(自身を除く): 122740368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 139, 165, 176, 220, 240, 264, 278, 330, 417, 440, 528, 556, 660, 695, 834, 880, 1112, 1320, 1390, 1529, 1668, 2085, 2224, 2640, 2780, 3058, 3336, 4170, 4587, 5560, 6116, 6672, 7645, 8340, 9174, 11120, 12232, 15290, 16680, 18348, 19321, 22935, 24464, 30580, 33360, 36696, 38642, 45870, 57963, 61160, 73392, 77284, 91740, 96605, 115926, 122320, 154568, 183480, 193210, 212531, 231852, 289815, 309136, 366960, 386420, 425062, 463704, 579630, 637593, 772840, 850124, 927408, 1062655, 1159260, 1275186, 1545680, 1700248, 2125310, 2318520, 2550372, 3187965, 3400496, 4250620, 4637040, 5100744, 6375930, 8501240, 10201488, 12751860, 17002480, 25503720, 51007440]

約数ペア:

[(1, 51007440), (2, 25503720), (3, 17002480), (4, 12751860), (5, 10201488), (6, 8501240), (8, 6375930), (10, 5100744), (11, 4637040), (12, 4250620), (15, 3400496), (16, 3187965), (20, 2550372), (22, 2318520), (24, 2125310), (30, 1700248), (33, 1545680), (40, 1275186), (44, 1159260), (48, 1062655), (55, 927408), (60, 850124), (66, 772840), (80, 637593), (88, 579630), (110, 463704), (120, 425062), (132, 386420), (139, 366960), (165, 309136), (176, 289815), (220, 231852), (240, 212531), (264, 193210), (278, 183480), (330, 154568), (417, 122320), (440, 115926), (528, 96605), (556, 91740), (660, 77284), (695, 73392), (834, 61160), (880, 57963), (1112, 45870), (1320, 38642), (1390, 36696), (1529, 33360), (1668, 30580), (2085, 24464), (2224, 22935), (2640, 19321), (2780, 18348), (3058, 16680), (3336, 15290), (4170, 12232), (4587, 11120), (5560, 9174), (6116, 8340), (6672, 7645)]