81384960

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{10597}}^1$

素因数の和:10623

約数の個数: 80

約数和(自身を含む): 260202096

約数和(自身を除く): 178817136

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, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 10597, 21194, 31791, 42388, 52985, 63582, 84776, 105970, 127164, 158955, 169552, 211940, 254328, 317910, 339104, 423880, 508656, 635820, 678208, 847760, 1017312, 1271640, 1356416, 1695520, 2034624, 2543280, 2712832, 3391040, 4069248, 5086560, 5425664, 6782080, 8138496, 10173120, 13564160, 16276992, 20346240, 27128320, 40692480, 81384960]

約数ペア:

[(1, 81384960), (2, 40692480), (3, 27128320), (4, 20346240), (5, 16276992), (6, 13564160), (8, 10173120), (10, 8138496), (12, 6782080), (15, 5425664), (16, 5086560), (20, 4069248), (24, 3391040), (30, 2712832), (32, 2543280), (40, 2034624), (48, 1695520), (60, 1356416), (64, 1271640), (80, 1017312), (96, 847760), (120, 678208), (128, 635820), (160, 508656), (192, 423880), (240, 339104), (256, 317910), (320, 254328), (384, 211940), (480, 169552), (512, 158955), (640, 127164), (768, 105970), (960, 84776), (1280, 63582), (1536, 52985), (1920, 42388), (2560, 31791), (3840, 21194), (7680, 10597)]