240921088

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:445

約数の個数: 80

約数和(自身を含む): 509895936

約数和(自身を除く): 268974848

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 86, 124, 128, 172, 248, 256, 344, 353, 496, 512, 688, 706, 992, 1333, 1376, 1412, 1984, 2666, 2752, 2824, 3968, 5332, 5504, 5648, 7936, 10664, 10943, 11008, 11296, 15179, 15872, 21328, 21886, 22016, 22592, 30358, 42656, 43772, 45184, 60716, 85312, 87544, 90368, 121432, 170624, 175088, 180736, 242864, 341248, 350176, 470549, 485728, 682496, 700352, 941098, 971456, 1400704, 1882196, 1942912, 2801408, 3764392, 3885824, 5602816, 7528784, 7771648, 15057568, 30115136, 60230272, 120460544, 240921088]

約数ペア:

[(1, 240921088), (2, 120460544), (4, 60230272), (8, 30115136), (16, 15057568), (31, 7771648), (32, 7528784), (43, 5602816), (62, 3885824), (64, 3764392), (86, 2801408), (124, 1942912), (128, 1882196), (172, 1400704), (248, 971456), (256, 941098), (344, 700352), (353, 682496), (496, 485728), (512, 470549), (688, 350176), (706, 341248), (992, 242864), (1333, 180736), (1376, 175088), (1412, 170624), (1984, 121432), (2666, 90368), (2752, 87544), (2824, 85312), (3968, 60716), (5332, 45184), (5504, 43772), (5648, 42656), (7936, 30358), (10664, 22592), (10943, 22016), (11008, 21886), (11296, 21328), (15179, 15872)]