51383760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{617}}^1$

素因数の和:980

約数の個数: 80

約数和(自身を含む): 160007616

約数和(自身を除く): 108623856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 347, 617, 694, 1041, 1234, 1388, 1735, 1851, 2082, 2468, 2776, 3085, 3470, 3702, 4164, 4936, 5205, 5552, 6170, 6940, 7404, 8328, 9255, 9872, 10410, 12340, 13880, 14808, 16656, 18510, 20820, 24680, 27760, 29616, 37020, 41640, 49360, 74040, 83280, 148080, 214099, 428198, 642297, 856396, 1070495, 1284594, 1712792, 2140990, 2569188, 3211485, 3425584, 4281980, 5138376, 6422970, 8563960, 10276752, 12845940, 17127920, 25691880, 51383760]

約数ペア:

[(1, 51383760), (2, 25691880), (3, 17127920), (4, 12845940), (5, 10276752), (6, 8563960), (8, 6422970), (10, 5138376), (12, 4281980), (15, 3425584), (16, 3211485), (20, 2569188), (24, 2140990), (30, 1712792), (40, 1284594), (48, 1070495), (60, 856396), (80, 642297), (120, 428198), (240, 214099), (347, 148080), (617, 83280), (694, 74040), (1041, 49360), (1234, 41640), (1388, 37020), (1735, 29616), (1851, 27760), (2082, 24680), (2468, 20820), (2776, 18510), (3085, 16656), (3470, 14808), (3702, 13880), (4164, 12340), (4936, 10410), (5205, 9872), (5552, 9255), (6170, 8328), (6940, 7404)]