16800120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2029}}^1$

素因数の和:2069

約数の個数: 96

約数和(自身を含む): 57002400

約数和(自身を除く): 40202280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2029, 2070, 2760, 4058, 4140, 6087, 8116, 8280, 10145, 12174, 16232, 18261, 20290, 24348, 30435, 36522, 40580, 46667, 48696, 60870, 73044, 81160, 91305, 93334, 121740, 140001, 146088, 182610, 186668, 233335, 243480, 280002, 365220, 373336, 420003, 466670, 560004, 700005, 730440, 840006, 933340, 1120008, 1400010, 1680012, 1866680, 2100015, 2800020, 3360024, 4200030, 5600040, 8400060, 16800120]

約数ペア:

[(1, 16800120), (2, 8400060), (3, 5600040), (4, 4200030), (5, 3360024), (6, 2800020), (8, 2100015), (9, 1866680), (10, 1680012), (12, 1400010), (15, 1120008), (18, 933340), (20, 840006), (23, 730440), (24, 700005), (30, 560004), (36, 466670), (40, 420003), (45, 373336), (46, 365220), (60, 280002), (69, 243480), (72, 233335), (90, 186668), (92, 182610), (115, 146088), (120, 140001), (138, 121740), (180, 93334), (184, 91305), (207, 81160), (230, 73044), (276, 60870), (345, 48696), (360, 46667), (414, 40580), (460, 36522), (552, 30435), (690, 24348), (828, 20290), (920, 18261), (1035, 16232), (1380, 12174), (1656, 10145), (2029, 8280), (2070, 8116), (2760, 6087), (4058, 4140)]