242880920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{1163}}^1$

素因数の和:1424

約数の個数: 64

約数和(自身を含む): 573246720

約数和(自身を除く): 330365800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 227, 230, 454, 460, 908, 920, 1135, 1163, 1816, 2270, 2326, 4540, 4652, 5221, 5815, 9080, 9304, 10442, 11630, 20884, 23260, 26105, 26749, 41768, 46520, 52210, 53498, 104420, 106996, 133745, 208840, 213992, 264001, 267490, 528002, 534980, 1056004, 1069960, 1320005, 2112008, 2640010, 5280020, 6072023, 10560040, 12144046, 24288092, 30360115, 48576184, 60720230, 121440460, 242880920]

約数ペア:

[(1, 242880920), (2, 121440460), (4, 60720230), (5, 48576184), (8, 30360115), (10, 24288092), (20, 12144046), (23, 10560040), (40, 6072023), (46, 5280020), (92, 2640010), (115, 2112008), (184, 1320005), (227, 1069960), (230, 1056004), (454, 534980), (460, 528002), (908, 267490), (920, 264001), (1135, 213992), (1163, 208840), (1816, 133745), (2270, 106996), (2326, 104420), (4540, 53498), (4652, 52210), (5221, 46520), (5815, 41768), (9080, 26749), (9304, 26105), (10442, 23260), (11630, 20884)]