15520772015

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:393

約数の個数: 128

約数和(自身を含む): 23828152320

約数和(自身を除く): 8307380305

約数列:

[1, 5, 7, 29, 31, 35, 41, 53, 145, 155, 203, 205, 217, 227, 265, 287, 371, 899, 1015, 1085, 1135, 1189, 1271, 1435, 1537, 1589, 1643, 1855, 2173, 4495, 5945, 6293, 6355, 6583, 7037, 7685, 7945, 8215, 8323, 8897, 9307, 10759, 10865, 11501, 12031, 15211, 31465, 32915, 35185, 36859, 41615, 44485, 46081, 46535, 47647, 49259, 53795, 57505, 60155, 63017, 65149, 67363, 76055, 84217, 184295, 204073, 230405, 238235, 246295, 258013, 269903, 288517, 315085, 325745, 333529, 336815, 348899, 372961, 421085, 441119, 471541, 493271, 1020365, 1290065, 1349515, 1428511, 1442585, 1667645, 1744495, 1864805, 1889321, 1953527, 2019619, 2205595, 2357705, 2442293, 2466355, 2610727, 3452897, 7142555, 8366993, 9446605, 9767635, 10098095, 10815869, 12211465, 13053635, 13674689, 14304859, 15291401, 17264485, 41834965, 54079345, 58568951, 68373445, 71524295, 75711083, 76457005, 100134013, 107039807, 292844755, 378555415, 443450629, 500670065, 535199035, 2217253145, 3104154403, 15520772015]

約数ペア:

[(1, 15520772015), (5, 3104154403), (7, 2217253145), (29, 535199035), (31, 500670065), (35, 443450629), (41, 378555415), (53, 292844755), (145, 107039807), (155, 100134013), (203, 76457005), (205, 75711083), (217, 71524295), (227, 68373445), (265, 58568951), (287, 54079345), (371, 41834965), (899, 17264485), (1015, 15291401), (1085, 14304859), (1135, 13674689), (1189, 13053635), (1271, 12211465), (1435, 10815869), (1537, 10098095), (1589, 9767635), (1643, 9446605), (1855, 8366993), (2173, 7142555), (4495, 3452897), (5945, 2610727), (6293, 2466355), (6355, 2442293), (6583, 2357705), (7037, 2205595), (7685, 2019619), (7945, 1953527), (8215, 1889321), (8323, 1864805), (8897, 1744495), (9307, 1667645), (10759, 1442585), (10865, 1428511), (11501, 1349515), (12031, 1290065), (15211, 1020365), (31465, 493271), (32915, 471541), (35185, 441119), (36859, 421085), (41615, 372961), (44485, 348899), (46081, 336815), (46535, 333529), (47647, 325745), (49259, 315085), (53795, 288517), (57505, 269903), (60155, 258013), (63017, 246295), (65149, 238235), (67363, 230405), (76055, 204073), (84217, 184295)]