84407220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1783}}^1$

素因数の和:2061

約数の個数: 72

約数和(自身を含む): 257152896

約数和(自身を除く): 172745676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1578, 1783, 2367, 2630, 3156, 3566, 3945, 4734, 5260, 5349, 7132, 7890, 8915, 9468, 10698, 11835, 15780, 16047, 17830, 21396, 23670, 26745, 32094, 35660, 47340, 53490, 64188, 80235, 106980, 160470, 320940, 468929, 937858, 1406787, 1875716, 2344645, 2813574, 4220361, 4689290, 5627148, 7033935, 8440722, 9378580, 14067870, 16881444, 21101805, 28135740, 42203610, 84407220]

約数ペア:

[(1, 84407220), (2, 42203610), (3, 28135740), (4, 21101805), (5, 16881444), (6, 14067870), (9, 9378580), (10, 8440722), (12, 7033935), (15, 5627148), (18, 4689290), (20, 4220361), (30, 2813574), (36, 2344645), (45, 1875716), (60, 1406787), (90, 937858), (180, 468929), (263, 320940), (526, 160470), (789, 106980), (1052, 80235), (1315, 64188), (1578, 53490), (1783, 47340), (2367, 35660), (2630, 32094), (3156, 26745), (3566, 23670), (3945, 21396), (4734, 17830), (5260, 16047), (5349, 15780), (7132, 11835), (7890, 10698), (8915, 9468)]