198321199360

素因数分解:

$2^8\times 5^1\times {\mathrm{383}}^1\times {\mathrm{404539}}^1$

素因数の和:404943

約数の個数: 72

約数和(自身を含む): 476282741760

約数和(自身を除く): 277961542400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 383, 640, 766, 1280, 1532, 1915, 3064, 3830, 6128, 7660, 12256, 15320, 24512, 30640, 49024, 61280, 98048, 122560, 245120, 404539, 490240, 809078, 1618156, 2022695, 3236312, 4045390, 6472624, 8090780, 12945248, 16181560, 25890496, 32363120, 51780992, 64726240, 103561984, 129452480, 154938437, 258904960, 309876874, 517809920, 619753748, 774692185, 1239507496, 1549384370, 2479014992, 3098768740, 4958029984, 6197537480, 9916059968, 12395074960, 19832119936, 24790149920, 39664239872, 49580299840, 99160599680, 198321199360]

約数ペア:

[(1, 198321199360), (2, 99160599680), (4, 49580299840), (5, 39664239872), (8, 24790149920), (10, 19832119936), (16, 12395074960), (20, 9916059968), (32, 6197537480), (40, 4958029984), (64, 3098768740), (80, 2479014992), (128, 1549384370), (160, 1239507496), (256, 774692185), (320, 619753748), (383, 517809920), (640, 309876874), (766, 258904960), (1280, 154938437), (1532, 129452480), (1915, 103561984), (3064, 64726240), (3830, 51780992), (6128, 32363120), (7660, 25890496), (12256, 16181560), (15320, 12945248), (24512, 8090780), (30640, 6472624), (49024, 4045390), (61280, 3236312), (98048, 2022695), (122560, 1618156), (245120, 809078), (404539, 490240)]