264839280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1103497}}^1$

素因数の和:1103513

約数の個数: 40

約数和(自身を含む): 821002512

約数和(自身を除く): 556163232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1103497, 2206994, 3310491, 4413988, 5517485, 6620982, 8827976, 11034970, 13241964, 16552455, 17655952, 22069940, 26483928, 33104910, 44139880, 52967856, 66209820, 88279760, 132419640, 264839280]

約数ペア:

[(1, 264839280), (2, 132419640), (3, 88279760), (4, 66209820), (5, 52967856), (6, 44139880), (8, 33104910), (10, 26483928), (12, 22069940), (15, 17655952), (16, 16552455), (20, 13241964), (24, 11034970), (30, 8827976), (40, 6620982), (48, 5517485), (60, 4413988), (80, 3310491), (120, 2206994), (240, 1103497)]