21730560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5659}}^1$

素因数の和:5683

約数の個数: 72

約数和(自身を含む): 69414240

約数和(自身を除く): 47683680

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, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5659, 11318, 16977, 22636, 28295, 33954, 45272, 56590, 67908, 84885, 90544, 113180, 135816, 169770, 181088, 226360, 271632, 339540, 362176, 452720, 543264, 679080, 724352, 905440, 1086528, 1358160, 1448704, 1810880, 2173056, 2716320, 3621760, 4346112, 5432640, 7243520, 10865280, 21730560]

約数ペア:

[(1, 21730560), (2, 10865280), (3, 7243520), (4, 5432640), (5, 4346112), (6, 3621760), (8, 2716320), (10, 2173056), (12, 1810880), (15, 1448704), (16, 1358160), (20, 1086528), (24, 905440), (30, 724352), (32, 679080), (40, 543264), (48, 452720), (60, 362176), (64, 339540), (80, 271632), (96, 226360), (120, 181088), (128, 169770), (160, 135816), (192, 113180), (240, 90544), (256, 84885), (320, 67908), (384, 56590), (480, 45272), (640, 33954), (768, 28295), (960, 22636), (1280, 16977), (1920, 11318), (3840, 5659)]