28779480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79943}}^1$

素因数の和:79960

約数の個数: 48

約数和(自身を含む): 93534480

約数和(自身を除く): 64755000

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, 79943, 159886, 239829, 319772, 399715, 479658, 639544, 719487, 799430, 959316, 1199145, 1438974, 1598860, 1918632, 2398290, 2877948, 3197720, 3597435, 4796580, 5755896, 7194870, 9593160, 14389740, 28779480]

約数ペア:

[(1, 28779480), (2, 14389740), (3, 9593160), (4, 7194870), (5, 5755896), (6, 4796580), (8, 3597435), (9, 3197720), (10, 2877948), (12, 2398290), (15, 1918632), (18, 1598860), (20, 1438974), (24, 1199145), (30, 959316), (36, 799430), (40, 719487), (45, 639544), (60, 479658), (72, 399715), (90, 319772), (120, 239829), (180, 159886), (360, 79943)]