102802840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{643}}^1$

素因数の和:1232

約数の個数: 64

約数和(自身を含む): 265224960

約数和(自身を除く): 162422120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 571, 643, 1142, 1286, 2284, 2572, 2855, 3215, 3997, 4501, 4568, 5144, 5710, 6430, 7994, 9002, 11420, 12860, 15988, 18004, 19985, 22505, 22840, 25720, 31976, 36008, 39970, 45010, 79940, 90020, 159880, 180040, 367153, 734306, 1468612, 1835765, 2570071, 2937224, 3671530, 5140142, 7343060, 10280284, 12850355, 14686120, 20560568, 25700710, 51401420, 102802840]

約数ペア:

[(1, 102802840), (2, 51401420), (4, 25700710), (5, 20560568), (7, 14686120), (8, 12850355), (10, 10280284), (14, 7343060), (20, 5140142), (28, 3671530), (35, 2937224), (40, 2570071), (56, 1835765), (70, 1468612), (140, 734306), (280, 367153), (571, 180040), (643, 159880), (1142, 90020), (1286, 79940), (2284, 45010), (2572, 39970), (2855, 36008), (3215, 31976), (3997, 25720), (4501, 22840), (4568, 22505), (5144, 19985), (5710, 18004), (6430, 15988), (7994, 12860), (9002, 11420)]