15671689136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{10837}}^1$

素因数の和:11002

約数の個数: 80

約数和(自身を含む): 32898965760

約数和(自身を除く): 17227276624

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 71, 76, 134, 142, 152, 268, 284, 304, 536, 568, 1072, 1136, 1273, 1349, 2546, 2698, 4757, 5092, 5396, 9514, 10184, 10792, 10837, 19028, 20368, 21584, 21674, 38056, 43348, 76112, 86696, 90383, 173392, 180766, 205903, 361532, 411806, 723064, 726079, 769427, 823612, 1446128, 1452158, 1538854, 1647224, 2904316, 3077708, 3294448, 5808632, 6155416, 11617264, 12310832, 13795501, 14619113, 27591002, 29238226, 51551609, 55182004, 58476452, 103103218, 110364008, 116952904, 206206436, 220728016, 233905808, 412412872, 824825744, 979480571, 1958961142, 3917922284, 7835844568, 15671689136]

約数ペア:

[(1, 15671689136), (2, 7835844568), (4, 3917922284), (8, 1958961142), (16, 979480571), (19, 824825744), (38, 412412872), (67, 233905808), (71, 220728016), (76, 206206436), (134, 116952904), (142, 110364008), (152, 103103218), (268, 58476452), (284, 55182004), (304, 51551609), (536, 29238226), (568, 27591002), (1072, 14619113), (1136, 13795501), (1273, 12310832), (1349, 11617264), (2546, 6155416), (2698, 5808632), (4757, 3294448), (5092, 3077708), (5396, 2904316), (9514, 1647224), (10184, 1538854), (10792, 1452158), (10837, 1446128), (19028, 823612), (20368, 769427), (21584, 726079), (21674, 723064), (38056, 411806), (43348, 361532), (76112, 205903), (86696, 180766), (90383, 173392)]