168791280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:524

約数の個数: 240

約数和(自身を含む): 629673984

約数和(自身を除く): 460882704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 98, 105, 112, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 240, 245, 248, 280, 294, 310, 336, 372, 392, 420, 434, 463, 465, 490, 496, 560, 588, 620, 651, 735, 744, 784, 840, 868, 926, 930, 980, 1085, 1176, 1240, 1302, 1389, 1470, 1488, 1519, 1680, 1736, 1852, 1860, 1960, 2170, 2315, 2352, 2480, 2604, 2778, 2940, 3038, 3241, 3255, 3472, 3704, 3720, 3920, 4340, 4557, 4630, 5208, 5556, 5880, 6076, 6482, 6510, 6945, 7408, 7440, 7595, 8680, 9114, 9260, 9723, 10416, 11112, 11760, 12152, 12964, 13020, 13890, 14353, 15190, 16205, 17360, 18228, 18520, 19446, 22224, 22687, 22785, 24304, 25928, 26040, 27780, 28706, 30380, 32410, 36456, 37040, 38892, 43059, 45374, 45570, 48615, 51856, 52080, 55560, 57412, 60760, 64820, 68061, 71765, 72912, 77784, 86118, 90748, 91140, 97230, 100471, 111120, 113435, 114824, 121520, 129640, 136122, 143530, 155568, 172236, 181496, 182280, 194460, 200942, 215295, 226870, 229648, 259280, 272244, 287060, 301413, 340305, 344472, 362992, 364560, 388920, 401884, 430590, 453740, 502355, 544488, 574120, 602826, 680610, 688944, 703297, 777840, 803768, 861180, 907480, 1004710, 1088976, 1148240, 1205652, 1361220, 1406594, 1507065, 1607536, 1722360, 1814960, 2009420, 2109891, 2411304, 2722440, 2813188, 3014130, 3444720, 3516485, 4018840, 4219782, 4822608, 5444880, 5626376, 6028260, 7032970, 8037680, 8439564, 10549455, 11252752, 12056520, 14065940, 16879128, 21098910, 24113040, 28131880, 33758256, 42197820, 56263760, 84395640, 168791280]

約数ペア:

[(1, 168791280), (2, 84395640), (3, 56263760), (4, 42197820), (5, 33758256), (6, 28131880), (7, 24113040), (8, 21098910), (10, 16879128), (12, 14065940), (14, 12056520), (15, 11252752), (16, 10549455), (20, 8439564), (21, 8037680), (24, 7032970), (28, 6028260), (30, 5626376), (31, 5444880), (35, 4822608), (40, 4219782), (42, 4018840), (48, 3516485), (49, 3444720), (56, 3014130), (60, 2813188), (62, 2722440), (70, 2411304), (80, 2109891), (84, 2009420), (93, 1814960), (98, 1722360), (105, 1607536), (112, 1507065), (120, 1406594), (124, 1361220), (140, 1205652), (147, 1148240), (155, 1088976), (168, 1004710), (186, 907480), (196, 861180), (210, 803768), (217, 777840), (240, 703297), (245, 688944), (248, 680610), (280, 602826), (294, 574120), (310, 544488), (336, 502355), (372, 453740), (392, 430590), (420, 401884), (434, 388920), (463, 364560), (465, 362992), (490, 344472), (496, 340305), (560, 301413), (588, 287060), (620, 272244), (651, 259280), (735, 229648), (744, 226870), (784, 215295), (840, 200942), (868, 194460), (926, 182280), (930, 181496), (980, 172236), (1085, 155568), (1176, 143530), (1240, 136122), (1302, 129640), (1389, 121520), (1470, 114824), (1488, 113435), (1519, 111120), (1680, 100471), (1736, 97230), (1852, 91140), (1860, 90748), (1960, 86118), (2170, 77784), (2315, 72912), (2352, 71765), (2480, 68061), (2604, 64820), (2778, 60760), (2940, 57412), (3038, 55560), (3241, 52080), (3255, 51856), (3472, 48615), (3704, 45570), (3720, 45374), (3920, 43059), (4340, 38892), (4557, 37040), (4630, 36456), (5208, 32410), (5556, 30380), (5880, 28706), (6076, 27780), (6482, 26040), (6510, 25928), (6945, 24304), (7408, 22785), (7440, 22687), (7595, 22224), (8680, 19446), (9114, 18520), (9260, 18228), (9723, 17360), (10416, 16205), (11112, 15190), (11760, 14353), (12152, 13890), (12964, 13020)]