318709440

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{15809}}^1$

素因数の和:15839

約数の個数: 168

約数和(自身を含む): 1252910880

約数和(自身を除く): 934201440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 15809, 20160, 31618, 47427, 63236, 79045, 94854, 110663, 126472, 142281, 158090, 189708, 221326, 237135, 252944, 284562, 316180, 331989, 379416, 442652, 474270, 505888, 553315, 569124, 632360, 663978, 711405, 758832, 885304, 948540, 995967, 1011776, 1106630, 1138248, 1264720, 1327956, 1422810, 1517664, 1659945, 1770608, 1897080, 1991934, 2213260, 2276496, 2529440, 2655912, 2845620, 3035328, 3319890, 3541216, 3794160, 3983868, 4426520, 4552992, 4979835, 5058880, 5311824, 5691240, 6639780, 7082432, 7588320, 7967736, 8853040, 9105984, 9959670, 10623648, 11382480, 13279560, 15176640, 15935472, 17706080, 19919340, 21247296, 22764960, 26559120, 31870944, 35412160, 39838680, 45529920, 53118240, 63741888, 79677360, 106236480, 159354720, 318709440]

約数ペア:

[(1, 318709440), (2, 159354720), (3, 106236480), (4, 79677360), (5, 63741888), (6, 53118240), (7, 45529920), (8, 39838680), (9, 35412160), (10, 31870944), (12, 26559120), (14, 22764960), (15, 21247296), (16, 19919340), (18, 17706080), (20, 15935472), (21, 15176640), (24, 13279560), (28, 11382480), (30, 10623648), (32, 9959670), (35, 9105984), (36, 8853040), (40, 7967736), (42, 7588320), (45, 7082432), (48, 6639780), (56, 5691240), (60, 5311824), (63, 5058880), (64, 4979835), (70, 4552992), (72, 4426520), (80, 3983868), (84, 3794160), (90, 3541216), (96, 3319890), (105, 3035328), (112, 2845620), (120, 2655912), (126, 2529440), (140, 2276496), (144, 2213260), (160, 1991934), (168, 1897080), (180, 1770608), (192, 1659945), (210, 1517664), (224, 1422810), (240, 1327956), (252, 1264720), (280, 1138248), (288, 1106630), (315, 1011776), (320, 995967), (336, 948540), (360, 885304), (420, 758832), (448, 711405), (480, 663978), (504, 632360), (560, 569124), (576, 553315), (630, 505888), (672, 474270), (720, 442652), (840, 379416), (960, 331989), (1008, 316180), (1120, 284562), (1260, 252944), (1344, 237135), (1440, 221326), (1680, 189708), (2016, 158090), (2240, 142281), (2520, 126472), (2880, 110663), (3360, 94854), (4032, 79045), (5040, 63236), (6720, 47427), (10080, 31618), (15809, 20160)]