18898380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 59673600

約数和(自身を除く): 40775220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 90, 108, 135, 158, 180, 237, 270, 316, 395, 443, 474, 540, 711, 790, 886, 948, 1185, 1329, 1422, 1580, 1772, 2133, 2215, 2370, 2658, 2844, 3555, 3987, 4266, 4430, 4740, 5316, 6645, 7110, 7974, 8532, 8860, 10665, 11961, 13290, 14220, 15948, 19935, 21330, 23922, 26580, 34997, 39870, 42660, 47844, 59805, 69994, 79740, 104991, 119610, 139988, 174985, 209982, 239220, 314973, 349970, 419964, 524955, 629946, 699940, 944919, 1049910, 1259892, 1574865, 1889838, 2099820, 3149730, 3779676, 4724595, 6299460, 9449190, 18898380]

約数ペア:

[(1, 18898380), (2, 9449190), (3, 6299460), (4, 4724595), (5, 3779676), (6, 3149730), (9, 2099820), (10, 1889838), (12, 1574865), (15, 1259892), (18, 1049910), (20, 944919), (27, 699940), (30, 629946), (36, 524955), (45, 419964), (54, 349970), (60, 314973), (79, 239220), (90, 209982), (108, 174985), (135, 139988), (158, 119610), (180, 104991), (237, 79740), (270, 69994), (316, 59805), (395, 47844), (443, 42660), (474, 39870), (540, 34997), (711, 26580), (790, 23922), (886, 21330), (948, 19935), (1185, 15948), (1329, 14220), (1422, 13290), (1580, 11961), (1772, 10665), (2133, 8860), (2215, 8532), (2370, 7974), (2658, 7110), (2844, 6645), (3555, 5316), (3987, 4740), (4266, 4430)]