72539640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{201499}}^1$

素因数の和:201516

約数の個数: 48

約数和(自身を含む): 235755000

約数和(自身を除く): 163215360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 201499, 402998, 604497, 805996, 1007495, 1208994, 1611992, 1813491, 2014990, 2417988, 3022485, 3626982, 4029980, 4835976, 6044970, 7253964, 8059960, 9067455, 12089940, 14507928, 18134910, 24179880, 36269820, 72539640]

約数ペア:

[(1, 72539640), (2, 36269820), (3, 24179880), (4, 18134910), (5, 14507928), (6, 12089940), (8, 9067455), (9, 8059960), (10, 7253964), (12, 6044970), (15, 4835976), (18, 4029980), (20, 3626982), (24, 3022485), (30, 2417988), (36, 2014990), (40, 1813491), (45, 1611992), (60, 1208994), (72, 1007495), (90, 805996), (120, 604497), (180, 402998), (360, 201499)]