488496640

素因数分解:

$2^9\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1103}}^1$

素因数の和:1299

約数の個数: 80

約数和(自身を含む): 1179085248

約数和(自身を除く): 690588608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 256, 320, 346, 512, 640, 692, 865, 1103, 1280, 1384, 1730, 2206, 2560, 2768, 3460, 4412, 5515, 5536, 6920, 8824, 11030, 11072, 13840, 17648, 22060, 22144, 27680, 35296, 44120, 44288, 55360, 70592, 88240, 88576, 110720, 141184, 176480, 190819, 221440, 282368, 352960, 381638, 442880, 564736, 705920, 763276, 954095, 1411840, 1526552, 1908190, 2823680, 3053104, 3816380, 6106208, 7632760, 12212416, 15265520, 24424832, 30531040, 48849664, 61062080, 97699328, 122124160, 244248320, 488496640]

約数ペア:

[(1, 488496640), (2, 244248320), (4, 122124160), (5, 97699328), (8, 61062080), (10, 48849664), (16, 30531040), (20, 24424832), (32, 15265520), (40, 12212416), (64, 7632760), (80, 6106208), (128, 3816380), (160, 3053104), (173, 2823680), (256, 1908190), (320, 1526552), (346, 1411840), (512, 954095), (640, 763276), (692, 705920), (865, 564736), (1103, 442880), (1280, 381638), (1384, 352960), (1730, 282368), (2206, 221440), (2560, 190819), (2768, 176480), (3460, 141184), (4412, 110720), (5515, 88576), (5536, 88240), (6920, 70592), (8824, 55360), (11030, 44288), (11072, 44120), (13840, 35296), (17648, 27680), (22060, 22144)]