278823360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{290441}}^1$

素因数の和:290461

約数の個数: 56

約数和(自身を含む): 885267216

約数和(自身を除く): 606443856

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, 160, 192, 240, 320, 480, 960, 290441, 580882, 871323, 1161764, 1452205, 1742646, 2323528, 2904410, 3485292, 4356615, 4647056, 5808820, 6970584, 8713230, 9294112, 11617640, 13941168, 17426460, 18588224, 23235280, 27882336, 34852920, 46470560, 55764672, 69705840, 92941120, 139411680, 278823360]

約数ペア:

[(1, 278823360), (2, 139411680), (3, 92941120), (4, 69705840), (5, 55764672), (6, 46470560), (8, 34852920), (10, 27882336), (12, 23235280), (15, 18588224), (16, 17426460), (20, 13941168), (24, 11617640), (30, 9294112), (32, 8713230), (40, 6970584), (48, 5808820), (60, 4647056), (64, 4356615), (80, 3485292), (96, 2904410), (120, 2323528), (160, 1742646), (192, 1452205), (240, 1161764), (320, 871323), (480, 580882), (960, 290441)]