212749440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{110807}}^1$

素因数の和:110829

約数の個数: 64

約数和(自身を含む): 678144960

約数和(自身を除く): 465395520

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, 110807, 221614, 332421, 443228, 554035, 664842, 886456, 1108070, 1329684, 1662105, 1772912, 2216140, 2659368, 3324210, 3545824, 4432280, 5318736, 6648420, 7091648, 8864560, 10637472, 13296840, 14183296, 17729120, 21274944, 26593680, 35458240, 42549888, 53187360, 70916480, 106374720, 212749440]

約数ペア:

[(1, 212749440), (2, 106374720), (3, 70916480), (4, 53187360), (5, 42549888), (6, 35458240), (8, 26593680), (10, 21274944), (12, 17729120), (15, 14183296), (16, 13296840), (20, 10637472), (24, 8864560), (30, 7091648), (32, 6648420), (40, 5318736), (48, 4432280), (60, 3545824), (64, 3324210), (80, 2659368), (96, 2216140), (120, 1772912), (128, 1662105), (160, 1329684), (192, 1108070), (240, 886456), (320, 664842), (384, 554035), (480, 443228), (640, 332421), (960, 221614), (1920, 110807)]