80837280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{769}}^1$

素因数の和:863

約数の個数: 144

約数和(自身を含む): 279999720

約数和(自身を除く): 199162440

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, 72, 73, 80, 90, 96, 120, 144, 146, 160, 180, 219, 240, 288, 292, 360, 365, 438, 480, 584, 657, 720, 730, 769, 876, 1095, 1168, 1314, 1440, 1460, 1538, 1752, 2190, 2307, 2336, 2628, 2920, 3076, 3285, 3504, 3845, 4380, 4614, 5256, 5840, 6152, 6570, 6921, 7008, 7690, 8760, 9228, 10512, 11535, 11680, 12304, 13140, 13842, 15380, 17520, 18456, 21024, 23070, 24608, 26280, 27684, 30760, 34605, 35040, 36912, 46140, 52560, 55368, 56137, 61520, 69210, 73824, 92280, 105120, 110736, 112274, 123040, 138420, 168411, 184560, 221472, 224548, 276840, 280685, 336822, 369120, 449096, 505233, 553680, 561370, 673644, 842055, 898192, 1010466, 1107360, 1122740, 1347288, 1684110, 1796384, 2020932, 2245480, 2526165, 2694576, 3368220, 4041864, 4490960, 5052330, 5389152, 6736440, 8083728, 8981920, 10104660, 13472880, 16167456, 20209320, 26945760, 40418640, 80837280]

約数ペア:

[(1, 80837280), (2, 40418640), (3, 26945760), (4, 20209320), (5, 16167456), (6, 13472880), (8, 10104660), (9, 8981920), (10, 8083728), (12, 6736440), (15, 5389152), (16, 5052330), (18, 4490960), (20, 4041864), (24, 3368220), (30, 2694576), (32, 2526165), (36, 2245480), (40, 2020932), (45, 1796384), (48, 1684110), (60, 1347288), (72, 1122740), (73, 1107360), (80, 1010466), (90, 898192), (96, 842055), (120, 673644), (144, 561370), (146, 553680), (160, 505233), (180, 449096), (219, 369120), (240, 336822), (288, 280685), (292, 276840), (360, 224548), (365, 221472), (438, 184560), (480, 168411), (584, 138420), (657, 123040), (720, 112274), (730, 110736), (769, 105120), (876, 92280), (1095, 73824), (1168, 69210), (1314, 61520), (1440, 56137), (1460, 55368), (1538, 52560), (1752, 46140), (2190, 36912), (2307, 35040), (2336, 34605), (2628, 30760), (2920, 27684), (3076, 26280), (3285, 24608), (3504, 23070), (3845, 21024), (4380, 18456), (4614, 17520), (5256, 15380), (5840, 13842), (6152, 13140), (6570, 12304), (6921, 11680), (7008, 11535), (7690, 10512), (8760, 9228)]