12720180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19273}}^1$

素因数の和:19296

約数の個数: 48

約数和(自身を含む): 38856384

約数和(自身を除く): 26136204

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 19273, 38546, 57819, 77092, 96365, 115638, 192730, 212003, 231276, 289095, 385460, 424006, 578190, 636009, 848012, 1060015, 1156380, 1272018, 2120030, 2544036, 3180045, 4240060, 6360090, 12720180]

約数ペア:

[(1, 12720180), (2, 6360090), (3, 4240060), (4, 3180045), (5, 2544036), (6, 2120030), (10, 1272018), (11, 1156380), (12, 1060015), (15, 848012), (20, 636009), (22, 578190), (30, 424006), (33, 385460), (44, 289095), (55, 231276), (60, 212003), (66, 192730), (110, 115638), (132, 96365), (165, 77092), (220, 57819), (330, 38546), (660, 19273)]