51200640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{2963}}^1$

素因数の和:2991

約数の個数: 128

約数和(自身を含む): 181396800

約数和(自身を除く): 130196160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 2963, 3456, 4320, 5760, 5926, 8640, 8889, 11852, 14815, 17280, 17778, 23704, 26667, 29630, 35556, 44445, 47408, 53334, 59260, 71112, 80001, 88890, 94816, 106668, 118520, 133335, 142224, 160002, 177780, 189632, 213336, 237040, 266670, 284448, 320004, 355560, 379264, 400005, 426672, 474080, 533340, 568896, 640008, 711120, 800010, 853344, 948160, 1066680, 1137792, 1280016, 1422240, 1600020, 1706688, 1896320, 2133360, 2560032, 2844480, 3200040, 3413376, 4266720, 5120064, 5688960, 6400080, 8533440, 10240128, 12800160, 17066880, 25600320, 51200640]

約数ペア:

[(1, 51200640), (2, 25600320), (3, 17066880), (4, 12800160), (5, 10240128), (6, 8533440), (8, 6400080), (9, 5688960), (10, 5120064), (12, 4266720), (15, 3413376), (16, 3200040), (18, 2844480), (20, 2560032), (24, 2133360), (27, 1896320), (30, 1706688), (32, 1600020), (36, 1422240), (40, 1280016), (45, 1137792), (48, 1066680), (54, 948160), (60, 853344), (64, 800010), (72, 711120), (80, 640008), (90, 568896), (96, 533340), (108, 474080), (120, 426672), (128, 400005), (135, 379264), (144, 355560), (160, 320004), (180, 284448), (192, 266670), (216, 237040), (240, 213336), (270, 189632), (288, 177780), (320, 160002), (360, 142224), (384, 133335), (432, 118520), (480, 106668), (540, 94816), (576, 88890), (640, 80001), (720, 71112), (864, 59260), (960, 53334), (1080, 47408), (1152, 44445), (1440, 35556), (1728, 29630), (1920, 26667), (2160, 23704), (2880, 17778), (2963, 17280), (3456, 14815), (4320, 11852), (5760, 8889), (5926, 8640)]