131097780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{907}}^1$

素因数の和:1006

約数の個数: 144

約数和(自身を含む): 440241984

約数和(自身を除く): 309144204

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, 73, 90, 99, 110, 132, 146, 165, 180, 198, 219, 220, 292, 330, 365, 396, 438, 495, 657, 660, 730, 803, 876, 907, 990, 1095, 1314, 1460, 1606, 1814, 1980, 2190, 2409, 2628, 2721, 3212, 3285, 3628, 4015, 4380, 4535, 4818, 5442, 6570, 7227, 8030, 8163, 9070, 9636, 9977, 10884, 12045, 13140, 13605, 14454, 16060, 16326, 18140, 19954, 24090, 27210, 28908, 29931, 32652, 36135, 39908, 40815, 48180, 49885, 54420, 59862, 66211, 72270, 81630, 89793, 99770, 119724, 132422, 144540, 149655, 163260, 179586, 198633, 199540, 264844, 299310, 331055, 359172, 397266, 448965, 595899, 598620, 662110, 728321, 794532, 897930, 993165, 1191798, 1324220, 1456642, 1795860, 1986330, 2184963, 2383596, 2913284, 2979495, 3641605, 3972660, 4369926, 5958990, 6554889, 7283210, 8739852, 10924815, 11917980, 13109778, 14566420, 21849630, 26219556, 32774445, 43699260, 65548890, 131097780]

約数ペア:

[(1, 131097780), (2, 65548890), (3, 43699260), (4, 32774445), (5, 26219556), (6, 21849630), (9, 14566420), (10, 13109778), (11, 11917980), (12, 10924815), (15, 8739852), (18, 7283210), (20, 6554889), (22, 5958990), (30, 4369926), (33, 3972660), (36, 3641605), (44, 2979495), (45, 2913284), (55, 2383596), (60, 2184963), (66, 1986330), (73, 1795860), (90, 1456642), (99, 1324220), (110, 1191798), (132, 993165), (146, 897930), (165, 794532), (180, 728321), (198, 662110), (219, 598620), (220, 595899), (292, 448965), (330, 397266), (365, 359172), (396, 331055), (438, 299310), (495, 264844), (657, 199540), (660, 198633), (730, 179586), (803, 163260), (876, 149655), (907, 144540), (990, 132422), (1095, 119724), (1314, 99770), (1460, 89793), (1606, 81630), (1814, 72270), (1980, 66211), (2190, 59862), (2409, 54420), (2628, 49885), (2721, 48180), (3212, 40815), (3285, 39908), (3628, 36135), (4015, 32652), (4380, 29931), (4535, 28908), (4818, 27210), (5442, 24090), (6570, 19954), (7227, 18140), (8030, 16326), (8163, 16060), (9070, 14454), (9636, 13605), (9977, 13140), (10884, 12045)]