681112320

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{25339}}^1$

素因数の和:25370

約数の個数: 144

約数和(自身を含む): 2486158080

約数和(自身を除く): 1805045760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 25339, 26880, 50678, 76017, 101356, 126695, 152034, 177373, 202712, 253390, 304068, 354746, 380085, 405424, 506780, 532119, 608136, 709492, 760170, 810848, 886865, 1013560, 1064238, 1216272, 1418984, 1520340, 1621696, 1773730, 2027120, 2128476, 2432544, 2660595, 2837968, 3040680, 3243392, 3547460, 4054240, 4256952, 4865088, 5321190, 5675936, 6081360, 6486784, 7094920, 8108480, 8513904, 9730176, 10642380, 11351872, 12162720, 14189840, 16216960, 17027808, 19460352, 21284760, 22703744, 24325440, 28379680, 32433920, 34055616, 42569520, 45407488, 48650880, 56759360, 68111232, 85139040, 97301760, 113518720, 136222464, 170278080, 227037440, 340556160, 681112320]

約数ペア:

[(1, 681112320), (2, 340556160), (3, 227037440), (4, 170278080), (5, 136222464), (6, 113518720), (7, 97301760), (8, 85139040), (10, 68111232), (12, 56759360), (14, 48650880), (15, 45407488), (16, 42569520), (20, 34055616), (21, 32433920), (24, 28379680), (28, 24325440), (30, 22703744), (32, 21284760), (35, 19460352), (40, 17027808), (42, 16216960), (48, 14189840), (56, 12162720), (60, 11351872), (64, 10642380), (70, 9730176), (80, 8513904), (84, 8108480), (96, 7094920), (105, 6486784), (112, 6081360), (120, 5675936), (128, 5321190), (140, 4865088), (160, 4256952), (168, 4054240), (192, 3547460), (210, 3243392), (224, 3040680), (240, 2837968), (256, 2660595), (280, 2432544), (320, 2128476), (336, 2027120), (384, 1773730), (420, 1621696), (448, 1520340), (480, 1418984), (560, 1216272), (640, 1064238), (672, 1013560), (768, 886865), (840, 810848), (896, 760170), (960, 709492), (1120, 608136), (1280, 532119), (1344, 506780), (1680, 405424), (1792, 380085), (1920, 354746), (2240, 304068), (2688, 253390), (3360, 202712), (3840, 177373), (4480, 152034), (5376, 126695), (6720, 101356), (8960, 76017), (13440, 50678), (25339, 26880)]