2303480720

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1\times {\mathrm{563}}^1$

素因数の和:1032

約数の個数: 80

約数和(自身を含む): 5413046400

約数和(自身を除く): 3109565680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 257, 398, 514, 563, 796, 995, 1028, 1126, 1285, 1592, 1990, 2056, 2252, 2570, 2815, 3184, 3980, 4112, 4504, 5140, 5630, 7960, 9008, 10280, 11260, 15920, 20560, 22520, 45040, 51143, 102286, 112037, 144691, 204572, 224074, 255715, 289382, 409144, 448148, 511430, 560185, 578764, 723455, 818288, 896296, 1022860, 1120370, 1157528, 1446910, 1792592, 2045720, 2240740, 2315056, 2893820, 4091440, 4481480, 5787640, 8962960, 11575280, 28793509, 57587018, 115174036, 143967545, 230348072, 287935090, 460696144, 575870180, 1151740360, 2303480720]

約数ペア:

[(1, 2303480720), (2, 1151740360), (4, 575870180), (5, 460696144), (8, 287935090), (10, 230348072), (16, 143967545), (20, 115174036), (40, 57587018), (80, 28793509), (199, 11575280), (257, 8962960), (398, 5787640), (514, 4481480), (563, 4091440), (796, 2893820), (995, 2315056), (1028, 2240740), (1126, 2045720), (1285, 1792592), (1592, 1446910), (1990, 1157528), (2056, 1120370), (2252, 1022860), (2570, 896296), (2815, 818288), (3184, 723455), (3980, 578764), (4112, 560185), (4504, 511430), (5140, 448148), (5630, 409144), (7960, 289382), (9008, 255715), (10280, 224074), (11260, 204572), (15920, 144691), (20560, 112037), (22520, 102286), (45040, 51143)]