397405368960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{206981963}}^1$

素因数の和:206981985

約数の個数: 64

約数和(自身を含む): 1266729619680

約数和(自身を除く): 869324250720

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, 206981963, 413963926, 620945889, 827927852, 1034909815, 1241891778, 1655855704, 2069819630, 2483783556, 3104729445, 3311711408, 4139639260, 4967567112, 6209458890, 6623422816, 8279278520, 9935134224, 12418917780, 13246845632, 16558557040, 19870268448, 24837835560, 26493691264, 33117114080, 39740536896, 49675671120, 66234228160, 79481073792, 99351342240, 132468456320, 198702684480, 397405368960]

約数ペア:

[(1, 397405368960), (2, 198702684480), (3, 132468456320), (4, 99351342240), (5, 79481073792), (6, 66234228160), (8, 49675671120), (10, 39740536896), (12, 33117114080), (15, 26493691264), (16, 24837835560), (20, 19870268448), (24, 16558557040), (30, 13246845632), (32, 12418917780), (40, 9935134224), (48, 8279278520), (60, 6623422816), (64, 6209458890), (80, 4967567112), (96, 4139639260), (120, 3311711408), (128, 3104729445), (160, 2483783556), (192, 2069819630), (240, 1655855704), (320, 1241891778), (384, 1034909815), (480, 827927852), (640, 620945889), (960, 413963926), (1920, 206981963)]