30121120

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2383}}^1$

素因数の和:2477

約数の個数: 48

約数和(自身を含む): 72092160

約数和(自身を除く): 41971040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2383, 2528, 3160, 4766, 6320, 9532, 11915, 12640, 19064, 23830, 38128, 47660, 76256, 95320, 188257, 190640, 376514, 381280, 753028, 941285, 1506056, 1882570, 3012112, 3765140, 6024224, 7530280, 15060560, 30121120]

約数ペア:

[(1, 30121120), (2, 15060560), (4, 7530280), (5, 6024224), (8, 3765140), (10, 3012112), (16, 1882570), (20, 1506056), (32, 941285), (40, 753028), (79, 381280), (80, 376514), (158, 190640), (160, 188257), (316, 95320), (395, 76256), (632, 47660), (790, 38128), (1264, 23830), (1580, 19064), (2383, 12640), (2528, 11915), (3160, 9532), (4766, 6320)]