216819840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{112927}}^1$

素因数の和:112949

約数の個数: 64

約数和(自身を含む): 691119360

約数和(自身を除く): 474299520

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, 112927, 225854, 338781, 451708, 564635, 677562, 903416, 1129270, 1355124, 1693905, 1806832, 2258540, 2710248, 3387810, 3613664, 4517080, 5420496, 6775620, 7227328, 9034160, 10840992, 13551240, 14454656, 18068320, 21681984, 27102480, 36136640, 43363968, 54204960, 72273280, 108409920, 216819840]

約数ペア:

[(1, 216819840), (2, 108409920), (3, 72273280), (4, 54204960), (5, 43363968), (6, 36136640), (8, 27102480), (10, 21681984), (12, 18068320), (15, 14454656), (16, 13551240), (20, 10840992), (24, 9034160), (30, 7227328), (32, 6775620), (40, 5420496), (48, 4517080), (60, 3613664), (64, 3387810), (80, 2710248), (96, 2258540), (120, 1806832), (128, 1693905), (160, 1355124), (192, 1129270), (240, 903416), (320, 677562), (384, 564635), (480, 451708), (640, 338781), (960, 225854), (1920, 112927)]