99840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1$

素因数の和:39

約数の個数: 80

約数和(自身を含む): 343728

約数和(自身を除く): 243888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2080, 2496, 2560, 3120, 3328, 3840, 4160, 4992, 6240, 6656, 7680, 8320, 9984, 12480, 16640, 19968, 24960, 33280, 49920, 99840]

約数ペア:

[(1, 99840), (2, 49920), (3, 33280), (4, 24960), (5, 19968), (6, 16640), (8, 12480), (10, 9984), (12, 8320), (13, 7680), (15, 6656), (16, 6240), (20, 4992), (24, 4160), (26, 3840), (30, 3328), (32, 3120), (39, 2560), (40, 2496), (48, 2080), (52, 1920), (60, 1664), (64, 1560), (65, 1536), (78, 1280), (80, 1248), (96, 1040), (104, 960), (120, 832), (128, 780), (130, 768), (156, 640), (160, 624), (192, 520), (195, 512), (208, 480), (240, 416), (256, 390), (260, 384), (312, 320)]