420128304

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20029}}^1$

素因数の和:20082

約数の個数: 80

約数和(自身を含む): 1192185600

約数和(自身を除く): 772057296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 38, 46, 48, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 304, 368, 437, 456, 552, 874, 912, 1104, 1311, 1748, 2622, 3496, 5244, 6992, 10488, 20029, 20976, 40058, 60087, 80116, 120174, 160232, 240348, 320464, 380551, 460667, 480696, 761102, 921334, 961392, 1141653, 1382001, 1522204, 1842668, 2283306, 2764002, 3044408, 3685336, 4566612, 5528004, 6088816, 7370672, 8752673, 9133224, 11056008, 17505346, 18266448, 22112016, 26258019, 35010692, 52516038, 70021384, 105032076, 140042768, 210064152, 420128304]

約数ペア:

[(1, 420128304), (2, 210064152), (3, 140042768), (4, 105032076), (6, 70021384), (8, 52516038), (12, 35010692), (16, 26258019), (19, 22112016), (23, 18266448), (24, 17505346), (38, 11056008), (46, 9133224), (48, 8752673), (57, 7370672), (69, 6088816), (76, 5528004), (92, 4566612), (114, 3685336), (138, 3044408), (152, 2764002), (184, 2283306), (228, 1842668), (276, 1522204), (304, 1382001), (368, 1141653), (437, 961392), (456, 921334), (552, 761102), (874, 480696), (912, 460667), (1104, 380551), (1311, 320464), (1748, 240348), (2622, 160232), (3496, 120174), (5244, 80116), (6992, 60087), (10488, 40058), (20029, 20976)]