138207360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{71983}}^1$

素因数の和:72005

約数の個数: 64

約数和(自身を含む): 440542080

約数和(自身を除く): 302334720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 71983, 143966, 215949, 287932, 359915, 431898, 575864, 719830, 863796, 1079745, 1151728, 1439660, 1727592, 2159490, 2303456, 2879320, 3455184, 4318980, 4606912, 5758640, 6910368, 8637960, 9213824, 11517280, 13820736, 17275920, 23034560, 27641472, 34551840, 46069120, 69103680, 138207360]

約数ペア:

[(1, 138207360), (2, 69103680), (3, 46069120), (4, 34551840), (5, 27641472), (6, 23034560), (8, 17275920), (10, 13820736), (12, 11517280), (15, 9213824), (16, 8637960), (20, 6910368), (24, 5758640), (30, 4606912), (32, 4318980), (40, 3455184), (48, 2879320), (60, 2303456), (64, 2159490), (80, 1727592), (96, 1439660), (120, 1151728), (128, 1079745), (160, 863796), (192, 719830), (240, 575864), (320, 431898), (384, 359915), (480, 287932), (640, 215949), (960, 143966), (1920, 71983)]