215117040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3571}}^1$

素因数の和:3838

約数の個数: 80

約数和(自身を含む): 669707136

約数和(自身を除く): 454590096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 251, 502, 753, 1004, 1255, 1506, 2008, 2510, 3012, 3571, 3765, 4016, 5020, 6024, 7142, 7530, 10040, 10713, 12048, 14284, 15060, 17855, 20080, 21426, 28568, 30120, 35710, 42852, 53565, 57136, 60240, 71420, 85704, 107130, 142840, 171408, 214260, 285680, 428520, 857040, 896321, 1792642, 2688963, 3585284, 4481605, 5377926, 7170568, 8963210, 10755852, 13444815, 14341136, 17926420, 21511704, 26889630, 35852840, 43023408, 53779260, 71705680, 107558520, 215117040]

約数ペア:

[(1, 215117040), (2, 107558520), (3, 71705680), (4, 53779260), (5, 43023408), (6, 35852840), (8, 26889630), (10, 21511704), (12, 17926420), (15, 14341136), (16, 13444815), (20, 10755852), (24, 8963210), (30, 7170568), (40, 5377926), (48, 4481605), (60, 3585284), (80, 2688963), (120, 1792642), (240, 896321), (251, 857040), (502, 428520), (753, 285680), (1004, 214260), (1255, 171408), (1506, 142840), (2008, 107130), (2510, 85704), (3012, 71420), (3571, 60240), (3765, 57136), (4016, 53565), (5020, 42852), (6024, 35710), (7142, 30120), (7530, 28568), (10040, 21426), (10713, 20080), (12048, 17855), (14284, 15060)]