40418640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{769}}^1$

素因数の和:861

約数の個数: 120

約数和(自身を含む): 137777640

約数和(自身を除く): 97359000

約数列:

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

約数ペア:

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