280010880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:479

約数の個数: 192

約数和(自身を含む): 975962520

約数和(自身を除く): 695951640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 173, 180, 192, 240, 281, 288, 320, 346, 360, 384, 480, 519, 562, 576, 640, 692, 720, 843, 865, 960, 1038, 1124, 1152, 1384, 1405, 1440, 1557, 1686, 1730, 1920, 2076, 2248, 2529, 2595, 2768, 2810, 2880, 3114, 3372, 3460, 4152, 4215, 4496, 5058, 5190, 5536, 5620, 5760, 6228, 6744, 6920, 7785, 8304, 8430, 8992, 10116, 10380, 11072, 11240, 12456, 12645, 13488, 13840, 15570, 16608, 16860, 17984, 20232, 20760, 22144, 22480, 24912, 25290, 26976, 27680, 31140, 33216, 33720, 35968, 40464, 41520, 44960, 48613, 49824, 50580, 53952, 55360, 62280, 66432, 67440, 80928, 83040, 89920, 97226, 99648, 101160, 107904, 110720, 124560, 134880, 145839, 161856, 166080, 179840, 194452, 199296, 202320, 243065, 249120, 269760, 291678, 323712, 332160, 388904, 404640, 437517, 486130, 498240, 539520, 583356, 729195, 777808, 809280, 875034, 972260, 996480, 1166712, 1458390, 1555616, 1618560, 1750068, 1944520, 2187585, 2333424, 2916780, 3111232, 3500136, 3889040, 4375170, 4666848, 5833560, 6222464, 7000272, 7778080, 8750340, 9333696, 11667120, 14000544, 15556160, 17500680, 18667392, 23334240, 28001088, 31112320, 35001360, 46668480, 56002176, 70002720, 93336960, 140005440, 280010880]

約数ペア:

[(1, 280010880), (2, 140005440), (3, 93336960), (4, 70002720), (5, 56002176), (6, 46668480), (8, 35001360), (9, 31112320), (10, 28001088), (12, 23334240), (15, 18667392), (16, 17500680), (18, 15556160), (20, 14000544), (24, 11667120), (30, 9333696), (32, 8750340), (36, 7778080), (40, 7000272), (45, 6222464), (48, 5833560), (60, 4666848), (64, 4375170), (72, 3889040), (80, 3500136), (90, 3111232), (96, 2916780), (120, 2333424), (128, 2187585), (144, 1944520), (160, 1750068), (173, 1618560), (180, 1555616), (192, 1458390), (240, 1166712), (281, 996480), (288, 972260), (320, 875034), (346, 809280), (360, 777808), (384, 729195), (480, 583356), (519, 539520), (562, 498240), (576, 486130), (640, 437517), (692, 404640), (720, 388904), (843, 332160), (865, 323712), (960, 291678), (1038, 269760), (1124, 249120), (1152, 243065), (1384, 202320), (1405, 199296), (1440, 194452), (1557, 179840), (1686, 166080), (1730, 161856), (1920, 145839), (2076, 134880), (2248, 124560), (2529, 110720), (2595, 107904), (2768, 101160), (2810, 99648), (2880, 97226), (3114, 89920), (3372, 83040), (3460, 80928), (4152, 67440), (4215, 66432), (4496, 62280), (5058, 55360), (5190, 53952), (5536, 50580), (5620, 49824), (5760, 48613), (6228, 44960), (6744, 41520), (6920, 40464), (7785, 35968), (8304, 33720), (8430, 33216), (8992, 31140), (10116, 27680), (10380, 26976), (11072, 25290), (11240, 24912), (12456, 22480), (12645, 22144), (13488, 20760), (13840, 20232), (15570, 17984), (16608, 16860)]