74781180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4283}}^1$

素因数の和:4395

約数の個数: 72

約数和(自身を含む): 229228272

約数和(自身を除く): 154447092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4283, 4365, 5820, 8566, 8730, 12849, 17132, 17460, 21415, 25698, 38547, 42830, 51396, 64245, 77094, 85660, 128490, 154188, 192735, 256980, 385470, 415451, 770940, 830902, 1246353, 1661804, 2077255, 2492706, 3739059, 4154510, 4985412, 6231765, 7478118, 8309020, 12463530, 14956236, 18695295, 24927060, 37390590, 74781180]

約数ペア:

[(1, 74781180), (2, 37390590), (3, 24927060), (4, 18695295), (5, 14956236), (6, 12463530), (9, 8309020), (10, 7478118), (12, 6231765), (15, 4985412), (18, 4154510), (20, 3739059), (30, 2492706), (36, 2077255), (45, 1661804), (60, 1246353), (90, 830902), (97, 770940), (180, 415451), (194, 385470), (291, 256980), (388, 192735), (485, 154188), (582, 128490), (873, 85660), (970, 77094), (1164, 64245), (1455, 51396), (1746, 42830), (1940, 38547), (2910, 25698), (3492, 21415), (4283, 17460), (4365, 17132), (5820, 12849), (8566, 8730)]