217404240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29221}}^1$

素因数の和:29268

約数の個数: 80

約数和(自身を含む): 695717376

約数和(自身を除く): 478313136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 29221, 58442, 87663, 116884, 146105, 175326, 233768, 292210, 350652, 438315, 467536, 584420, 701304, 876630, 905851, 1168840, 1402608, 1753260, 1811702, 2337680, 2717553, 3506520, 3623404, 4529255, 5435106, 7013040, 7246808, 9058510, 10870212, 13587765, 14493616, 18117020, 21740424, 27175530, 36234040, 43480848, 54351060, 72468080, 108702120, 217404240]

約数ペア:

[(1, 217404240), (2, 108702120), (3, 72468080), (4, 54351060), (5, 43480848), (6, 36234040), (8, 27175530), (10, 21740424), (12, 18117020), (15, 14493616), (16, 13587765), (20, 10870212), (24, 9058510), (30, 7246808), (31, 7013040), (40, 5435106), (48, 4529255), (60, 3623404), (62, 3506520), (80, 2717553), (93, 2337680), (120, 1811702), (124, 1753260), (155, 1402608), (186, 1168840), (240, 905851), (248, 876630), (310, 701304), (372, 584420), (465, 467536), (496, 438315), (620, 350652), (744, 292210), (930, 233768), (1240, 175326), (1488, 146105), (1860, 116884), (2480, 87663), (3720, 58442), (7440, 29221)]