208778880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{108739}}^1$

素因数の和:108761

約数の個数: 64

約数和(自身を含む): 665488800

約数和(自身を除く): 456709920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 108739, 217478, 326217, 434956, 543695, 652434, 869912, 1087390, 1304868, 1631085, 1739824, 2174780, 2609736, 3262170, 3479648, 4349560, 5219472, 6524340, 6959296, 8699120, 10438944, 13048680, 13918592, 17398240, 20877888, 26097360, 34796480, 41755776, 52194720, 69592960, 104389440, 208778880]

約数ペア:

[(1, 208778880), (2, 104389440), (3, 69592960), (4, 52194720), (5, 41755776), (6, 34796480), (8, 26097360), (10, 20877888), (12, 17398240), (15, 13918592), (16, 13048680), (20, 10438944), (24, 8699120), (30, 6959296), (32, 6524340), (40, 5219472), (48, 4349560), (60, 3479648), (64, 3262170), (80, 2609736), (96, 2174780), (120, 1739824), (128, 1631085), (160, 1304868), (192, 1087390), (240, 869912), (320, 652434), (384, 543695), (480, 434956), (640, 326217), (960, 217478), (1920, 108739)]