209896320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109321}}^1$

素因数の和:109343

約数の個数: 64

約数和(自身を含む): 669050640

約数和(自身を除く): 459154320

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, 109321, 218642, 327963, 437284, 546605, 655926, 874568, 1093210, 1311852, 1639815, 1749136, 2186420, 2623704, 3279630, 3498272, 4372840, 5247408, 6559260, 6996544, 8745680, 10494816, 13118520, 13993088, 17491360, 20989632, 26237040, 34982720, 41979264, 52474080, 69965440, 104948160, 209896320]

約数ペア:

[(1, 209896320), (2, 104948160), (3, 69965440), (4, 52474080), (5, 41979264), (6, 34982720), (8, 26237040), (10, 20989632), (12, 17491360), (15, 13993088), (16, 13118520), (20, 10494816), (24, 8745680), (30, 6996544), (32, 6559260), (40, 5247408), (48, 4372840), (60, 3498272), (64, 3279630), (80, 2623704), (96, 2186420), (120, 1749136), (128, 1639815), (160, 1311852), (192, 1093210), (240, 874568), (320, 655926), (384, 546605), (480, 437284), (640, 327963), (960, 218642), (1920, 109321)]