1489370880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{387857}}^1$

素因数の和:387881

約数の個数: 72

約数和(自身を含む): 4756690512

約数和(自身を除く): 3267319632

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, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 387857, 775714, 1163571, 1551428, 1939285, 2327142, 3102856, 3878570, 4654284, 5817855, 6205712, 7757140, 9308568, 11635710, 12411424, 15514280, 18617136, 23271420, 24822848, 31028560, 37234272, 46542840, 49645696, 62057120, 74468544, 93085680, 99291392, 124114240, 148937088, 186171360, 248228480, 297874176, 372342720, 496456960, 744685440, 1489370880]

約数ペア:

[(1, 1489370880), (2, 744685440), (3, 496456960), (4, 372342720), (5, 297874176), (6, 248228480), (8, 186171360), (10, 148937088), (12, 124114240), (15, 99291392), (16, 93085680), (20, 74468544), (24, 62057120), (30, 49645696), (32, 46542840), (40, 37234272), (48, 31028560), (60, 24822848), (64, 23271420), (80, 18617136), (96, 15514280), (120, 12411424), (128, 11635710), (160, 9308568), (192, 7757140), (240, 6205712), (256, 5817855), (320, 4654284), (384, 3878570), (480, 3102856), (640, 2327142), (768, 1939285), (960, 1551428), (1280, 1163571), (1920, 775714), (3840, 387857)]