72135040

素因数分解:

$2^7\times 5^1\times {\mathrm{269}}^1\times {\mathrm{419}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 173502000

約数和(自身を除く): 101366960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 269, 320, 419, 538, 640, 838, 1076, 1345, 1676, 2095, 2152, 2690, 3352, 4190, 4304, 5380, 6704, 8380, 8608, 10760, 13408, 16760, 17216, 21520, 26816, 33520, 34432, 43040, 53632, 67040, 86080, 112711, 134080, 172160, 225422, 268160, 450844, 563555, 901688, 1127110, 1803376, 2254220, 3606752, 4508440, 7213504, 9016880, 14427008, 18033760, 36067520, 72135040]

約数ペア:

[(1, 72135040), (2, 36067520), (4, 18033760), (5, 14427008), (8, 9016880), (10, 7213504), (16, 4508440), (20, 3606752), (32, 2254220), (40, 1803376), (64, 1127110), (80, 901688), (128, 563555), (160, 450844), (269, 268160), (320, 225422), (419, 172160), (538, 134080), (640, 112711), (838, 86080), (1076, 67040), (1345, 53632), (1676, 43040), (2095, 34432), (2152, 33520), (2690, 26816), (3352, 21520), (4190, 17216), (4304, 16760), (5380, 13408), (6704, 10760), (8380, 8608)]