71872992

素因数分解:

$2^5\times 3^2\times {\mathrm{479}}^1\times {\mathrm{521}}^1$

素因数の和:1016

約数の個数: 72

約数和(自身を含む): 205208640

約数和(自身を除く): 133335648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 479, 521, 958, 1042, 1437, 1563, 1916, 2084, 2874, 3126, 3832, 4168, 4311, 4689, 5748, 6252, 7664, 8336, 8622, 9378, 11496, 12504, 15328, 16672, 17244, 18756, 22992, 25008, 34488, 37512, 45984, 50016, 68976, 75024, 137952, 150048, 249559, 499118, 748677, 998236, 1497354, 1996472, 2246031, 2994708, 3992944, 4492062, 5989416, 7985888, 8984124, 11978832, 17968248, 23957664, 35936496, 71872992]

約数ペア:

[(1, 71872992), (2, 35936496), (3, 23957664), (4, 17968248), (6, 11978832), (8, 8984124), (9, 7985888), (12, 5989416), (16, 4492062), (18, 3992944), (24, 2994708), (32, 2246031), (36, 1996472), (48, 1497354), (72, 998236), (96, 748677), (144, 499118), (288, 249559), (479, 150048), (521, 137952), (958, 75024), (1042, 68976), (1437, 50016), (1563, 45984), (1916, 37512), (2084, 34488), (2874, 25008), (3126, 22992), (3832, 18756), (4168, 17244), (4311, 16672), (4689, 15328), (5748, 12504), (6252, 11496), (7664, 9378), (8336, 8622)]