131306560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^2$

素因数の和:181

約数の個数: 168

約数和(自身を含む): 395240256

約数和(自身を除く): 263933696

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 73, 77, 80, 88, 110, 112, 140, 146, 154, 160, 176, 220, 224, 280, 292, 308, 320, 352, 365, 385, 440, 448, 511, 560, 584, 616, 704, 730, 770, 803, 880, 1022, 1120, 1168, 1232, 1460, 1540, 1606, 1760, 2044, 2240, 2336, 2464, 2555, 2920, 3080, 3212, 3520, 4015, 4088, 4672, 4928, 5110, 5329, 5621, 5840, 6160, 6424, 8030, 8176, 10220, 10658, 11242, 11680, 12320, 12848, 16060, 16352, 20440, 21316, 22484, 23360, 24640, 25696, 26645, 28105, 32120, 32704, 37303, 40880, 42632, 44968, 51392, 53290, 56210, 58619, 64240, 74606, 81760, 85264, 89936, 106580, 112420, 117238, 128480, 149212, 163520, 170528, 179872, 186515, 213160, 224840, 234476, 256960, 293095, 298424, 341056, 359744, 373030, 410333, 426320, 449680, 468952, 586190, 596848, 746060, 820666, 852640, 899360, 937904, 1172380, 1193696, 1492120, 1641332, 1705280, 1798720, 1875808, 2051665, 2344760, 2387392, 2984240, 3282664, 3751616, 4103330, 4689520, 5968480, 6565328, 8206660, 9379040, 11936960, 13130656, 16413320, 18758080, 26261312, 32826640, 65653280, 131306560]

約数ペア:

[(1, 131306560), (2, 65653280), (4, 32826640), (5, 26261312), (7, 18758080), (8, 16413320), (10, 13130656), (11, 11936960), (14, 9379040), (16, 8206660), (20, 6565328), (22, 5968480), (28, 4689520), (32, 4103330), (35, 3751616), (40, 3282664), (44, 2984240), (55, 2387392), (56, 2344760), (64, 2051665), (70, 1875808), (73, 1798720), (77, 1705280), (80, 1641332), (88, 1492120), (110, 1193696), (112, 1172380), (140, 937904), (146, 899360), (154, 852640), (160, 820666), (176, 746060), (220, 596848), (224, 586190), (280, 468952), (292, 449680), (308, 426320), (320, 410333), (352, 373030), (365, 359744), (385, 341056), (440, 298424), (448, 293095), (511, 256960), (560, 234476), (584, 224840), (616, 213160), (704, 186515), (730, 179872), (770, 170528), (803, 163520), (880, 149212), (1022, 128480), (1120, 117238), (1168, 112420), (1232, 106580), (1460, 89936), (1540, 85264), (1606, 81760), (1760, 74606), (2044, 64240), (2240, 58619), (2336, 56210), (2464, 53290), (2555, 51392), (2920, 44968), (3080, 42632), (3212, 40880), (3520, 37303), (4015, 32704), (4088, 32120), (4672, 28105), (4928, 26645), (5110, 25696), (5329, 24640), (5621, 23360), (5840, 22484), (6160, 21316), (6424, 20440), (8030, 16352), (8176, 16060), (10220, 12848), (10658, 12320), (11242, 11680)]