265422720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{138241}}^1$

素因数の和:138263

約数の個数: 64

約数和(自身を含む): 846041040

約数和(自身を除く): 580618320

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, 138241, 276482, 414723, 552964, 691205, 829446, 1105928, 1382410, 1658892, 2073615, 2211856, 2764820, 3317784, 4147230, 4423712, 5529640, 6635568, 8294460, 8847424, 11059280, 13271136, 16588920, 17694848, 22118560, 26542272, 33177840, 44237120, 53084544, 66355680, 88474240, 132711360, 265422720]

約数ペア:

[(1, 265422720), (2, 132711360), (3, 88474240), (4, 66355680), (5, 53084544), (6, 44237120), (8, 33177840), (10, 26542272), (12, 22118560), (15, 17694848), (16, 16588920), (20, 13271136), (24, 11059280), (30, 8847424), (32, 8294460), (40, 6635568), (48, 5529640), (60, 4423712), (64, 4147230), (80, 3317784), (96, 2764820), (120, 2211856), (128, 2073615), (160, 1658892), (192, 1382410), (240, 1105928), (320, 829446), (384, 691205), (480, 552964), (640, 414723), (960, 276482), (1920, 138241)]