156739919480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1\times {\mathrm{1031}}^1$

素因数の和:1957

約数の個数: 128

約数和(自身を含む): 365649984000

約数和(自身を除く): 208910064520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 139, 148, 185, 278, 296, 370, 556, 695, 739, 740, 1031, 1112, 1390, 1478, 1480, 2062, 2780, 2956, 3695, 4124, 5143, 5155, 5560, 5912, 7390, 8248, 10286, 10310, 14780, 20572, 20620, 25715, 27343, 29560, 38147, 41144, 41240, 51430, 54686, 76294, 102721, 102860, 109372, 136715, 143309, 152588, 190735, 205442, 205720, 218744, 273430, 286618, 305176, 381470, 410884, 513605, 546860, 573236, 716545, 761909, 762940, 821768, 1027210, 1093720, 1146472, 1433090, 1523818, 1525880, 2054420, 2866180, 3047636, 3800677, 3809545, 4108840, 5302433, 5732360, 6095272, 7601354, 7619090, 10604866, 15202708, 15238180, 19003385, 21209732, 26512165, 28190633, 30405416, 30476360, 38006770, 42419464, 53024330, 56381266, 76013540, 105905351, 106048660, 112762532, 140953165, 152027080, 211810702, 212097320, 225525064, 281906330, 423621404, 529526755, 563812660, 847242808, 1059053510, 1127625320, 2118107020, 3918497987, 4236214040, 7836995974, 15673991948, 19592489935, 31347983896, 39184979870, 78369959740, 156739919480]

約数ペア:

[(1, 156739919480), (2, 78369959740), (4, 39184979870), (5, 31347983896), (8, 19592489935), (10, 15673991948), (20, 7836995974), (37, 4236214040), (40, 3918497987), (74, 2118107020), (139, 1127625320), (148, 1059053510), (185, 847242808), (278, 563812660), (296, 529526755), (370, 423621404), (556, 281906330), (695, 225525064), (739, 212097320), (740, 211810702), (1031, 152027080), (1112, 140953165), (1390, 112762532), (1478, 106048660), (1480, 105905351), (2062, 76013540), (2780, 56381266), (2956, 53024330), (3695, 42419464), (4124, 38006770), (5143, 30476360), (5155, 30405416), (5560, 28190633), (5912, 26512165), (7390, 21209732), (8248, 19003385), (10286, 15238180), (10310, 15202708), (14780, 10604866), (20572, 7619090), (20620, 7601354), (25715, 6095272), (27343, 5732360), (29560, 5302433), (38147, 4108840), (41144, 3809545), (41240, 3800677), (51430, 3047636), (54686, 2866180), (76294, 2054420), (102721, 1525880), (102860, 1523818), (109372, 1433090), (136715, 1146472), (143309, 1093720), (152588, 1027210), (190735, 821768), (205442, 762940), (205720, 761909), (218744, 716545), (273430, 573236), (286618, 546860), (305176, 513605), (381470, 410884)]