1519621720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{5851}}^1$

素因数の和:6056

約数の個数: 64

約数和(自身を含む): 3522435840

約数和(自身を除く): 2002814120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 151, 172, 215, 302, 344, 430, 604, 755, 860, 1208, 1510, 1720, 3020, 5851, 6040, 6493, 11702, 12986, 23404, 25972, 29255, 32465, 46808, 51944, 58510, 64930, 117020, 129860, 234040, 251593, 259720, 503186, 883501, 1006372, 1257965, 1767002, 2012744, 2515930, 3534004, 4417505, 5031860, 7068008, 8835010, 10063720, 17670020, 35340040, 37990543, 75981086, 151962172, 189952715, 303924344, 379905430, 759810860, 1519621720]

約数ペア:

[(1, 1519621720), (2, 759810860), (4, 379905430), (5, 303924344), (8, 189952715), (10, 151962172), (20, 75981086), (40, 37990543), (43, 35340040), (86, 17670020), (151, 10063720), (172, 8835010), (215, 7068008), (302, 5031860), (344, 4417505), (430, 3534004), (604, 2515930), (755, 2012744), (860, 1767002), (1208, 1257965), (1510, 1006372), (1720, 883501), (3020, 503186), (5851, 259720), (6040, 251593), (6493, 234040), (11702, 129860), (12986, 117020), (23404, 64930), (25972, 58510), (29255, 51944), (32465, 46808)]