384638080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19387}}^1$

素因数の和:19437

約数の個数: 64

約数和(自身を含む): 949236480

約数和(自身を除く): 564598400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19387, 19840, 38774, 77548, 96935, 155096, 193870, 310192, 387740, 600997, 620384, 775480, 1201994, 1240768, 1550960, 2403988, 2481536, 3004985, 3101920, 4807976, 6009970, 6203840, 9615952, 12019940, 12407680, 19231904, 24039880, 38463808, 48079760, 76927616, 96159520, 192319040, 384638080]

約数ペア:

[(1, 384638080), (2, 192319040), (4, 96159520), (5, 76927616), (8, 48079760), (10, 38463808), (16, 24039880), (20, 19231904), (31, 12407680), (32, 12019940), (40, 9615952), (62, 6203840), (64, 6009970), (80, 4807976), (124, 3101920), (128, 3004985), (155, 2481536), (160, 2403988), (248, 1550960), (310, 1240768), (320, 1201994), (496, 775480), (620, 620384), (640, 600997), (992, 387740), (1240, 310192), (1984, 193870), (2480, 155096), (3968, 96935), (4960, 77548), (9920, 38774), (19387, 19840)]