72507120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43159}}^1$

素因数の和:43182

約数の個数: 80

約数和(自身を含む): 256888320

約数和(自身を除く): 184381200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 43159, 86318, 129477, 172636, 215795, 258954, 302113, 345272, 431590, 517908, 604226, 647385, 690544, 863180, 906339, 1035816, 1208452, 1294770, 1510565, 1726360, 1812678, 2071632, 2416904, 2589540, 3021130, 3452720, 3625356, 4531695, 4833808, 5179080, 6042260, 7250712, 9063390, 10358160, 12084520, 14501424, 18126780, 24169040, 36253560, 72507120]

約数ペア:

[(1, 72507120), (2, 36253560), (3, 24169040), (4, 18126780), (5, 14501424), (6, 12084520), (7, 10358160), (8, 9063390), (10, 7250712), (12, 6042260), (14, 5179080), (15, 4833808), (16, 4531695), (20, 3625356), (21, 3452720), (24, 3021130), (28, 2589540), (30, 2416904), (35, 2071632), (40, 1812678), (42, 1726360), (48, 1510565), (56, 1294770), (60, 1208452), (70, 1035816), (80, 906339), (84, 863180), (105, 690544), (112, 647385), (120, 604226), (140, 517908), (168, 431590), (210, 345272), (240, 302113), (280, 258954), (336, 215795), (420, 172636), (560, 129477), (840, 86318), (1680, 43159)]