208129920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{108401}}^1$

素因数の和:108423

約数の個数: 64

約数和(自身を含む): 663420240

約数和(自身を除く): 455290320

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, 108401, 216802, 325203, 433604, 542005, 650406, 867208, 1084010, 1300812, 1626015, 1734416, 2168020, 2601624, 3252030, 3468832, 4336040, 5203248, 6504060, 6937664, 8672080, 10406496, 13008120, 13875328, 17344160, 20812992, 26016240, 34688320, 41625984, 52032480, 69376640, 104064960, 208129920]

約数ペア:

[(1, 208129920), (2, 104064960), (3, 69376640), (4, 52032480), (5, 41625984), (6, 34688320), (8, 26016240), (10, 20812992), (12, 17344160), (15, 13875328), (16, 13008120), (20, 10406496), (24, 8672080), (30, 6937664), (32, 6504060), (40, 5203248), (48, 4336040), (60, 3468832), (64, 3252030), (80, 2601624), (96, 2168020), (120, 1734416), (128, 1626015), (160, 1300812), (192, 1084010), (240, 867208), (320, 650406), (384, 542005), (480, 433604), (640, 325203), (960, 216802), (1920, 108401)]