720908048

素因数分解:

$2^4\times 7^1\times {\mathrm{487}}^1\times {\mathrm{13217}}^1$

素因数の和:13719

約数の個数: 40

約数和(自身を含む): 1599695232

約数和(自身を除く): 878787184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 487, 974, 1948, 3409, 3896, 6818, 7792, 13217, 13636, 26434, 27272, 52868, 54544, 92519, 105736, 185038, 211472, 370076, 740152, 1480304, 6436679, 12873358, 25746716, 45056753, 51493432, 90113506, 102986864, 180227012, 360454024, 720908048]

約数ペア:

[(1, 720908048), (2, 360454024), (4, 180227012), (7, 102986864), (8, 90113506), (14, 51493432), (16, 45056753), (28, 25746716), (56, 12873358), (112, 6436679), (487, 1480304), (974, 740152), (1948, 370076), (3409, 211472), (3896, 185038), (6818, 105736), (7792, 92519), (13217, 54544), (13636, 52868), (26434, 27272)]