80578080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5087}}^1$

素因数の和:5119

約数の個数: 144

約数和(自身を含む): 300029184

約数和(自身を除く): 219451104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5087, 5280, 7920, 10174, 15261, 15840, 20348, 25435, 30522, 40696, 45783, 50870, 55957, 61044, 76305, 81392, 91566, 101740, 111914, 122088, 152610, 162784, 167871, 183132, 203480, 223828, 228915, 244176, 279785, 305220, 335742, 366264, 406960, 447656, 457830, 488352, 503613, 559570, 610440, 671484, 732528, 813920, 839355, 895312, 915660, 1007226, 1119140, 1220880, 1342968, 1465056, 1678710, 1790624, 1831320, 2014452, 2238280, 2441760, 2518065, 2685936, 3357420, 3662640, 4028904, 4476560, 5036130, 5371872, 6714840, 7325280, 8057808, 8953120, 10072260, 13429680, 16115616, 20144520, 26859360, 40289040, 80578080]

約数ペア:

[(1, 80578080), (2, 40289040), (3, 26859360), (4, 20144520), (5, 16115616), (6, 13429680), (8, 10072260), (9, 8953120), (10, 8057808), (11, 7325280), (12, 6714840), (15, 5371872), (16, 5036130), (18, 4476560), (20, 4028904), (22, 3662640), (24, 3357420), (30, 2685936), (32, 2518065), (33, 2441760), (36, 2238280), (40, 2014452), (44, 1831320), (45, 1790624), (48, 1678710), (55, 1465056), (60, 1342968), (66, 1220880), (72, 1119140), (80, 1007226), (88, 915660), (90, 895312), (96, 839355), (99, 813920), (110, 732528), (120, 671484), (132, 610440), (144, 559570), (160, 503613), (165, 488352), (176, 457830), (180, 447656), (198, 406960), (220, 366264), (240, 335742), (264, 305220), (288, 279785), (330, 244176), (352, 228915), (360, 223828), (396, 203480), (440, 183132), (480, 167871), (495, 162784), (528, 152610), (660, 122088), (720, 111914), (792, 101740), (880, 91566), (990, 81392), (1056, 76305), (1320, 61044), (1440, 55957), (1584, 50870), (1760, 45783), (1980, 40696), (2640, 30522), (3168, 25435), (3960, 20348), (5087, 15840), (5280, 15261), (7920, 10174)]