318612960

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:718

約数の個数: 192

約数和(自身を含む): 1125653760

約数和(自身を除く): 807040800

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, 72, 80, 90, 96, 108, 120, 131, 135, 144, 160, 180, 216, 240, 262, 270, 288, 360, 393, 432, 480, 524, 540, 563, 655, 720, 786, 864, 1048, 1080, 1126, 1179, 1310, 1440, 1572, 1689, 1965, 2096, 2160, 2252, 2358, 2620, 2815, 3144, 3378, 3537, 3930, 4192, 4320, 4504, 4716, 5067, 5240, 5630, 5895, 6288, 6756, 7074, 7860, 8445, 9008, 9432, 10134, 10480, 11260, 11790, 12576, 13512, 14148, 15201, 15720, 16890, 17685, 18016, 18864, 20268, 20960, 22520, 23580, 25335, 27024, 28296, 30402, 31440, 33780, 35370, 37728, 40536, 45040, 47160, 50670, 54048, 56592, 60804, 62880, 67560, 70740, 73753, 76005, 81072, 90080, 94320, 101340, 113184, 121608, 135120, 141480, 147506, 152010, 162144, 188640, 202680, 221259, 243216, 270240, 282960, 295012, 304020, 368765, 405360, 442518, 486432, 565920, 590024, 608040, 663777, 737530, 810720, 885036, 1106295, 1180048, 1216080, 1327554, 1475060, 1770072, 1991331, 2212590, 2360096, 2432160, 2655108, 2950120, 3318885, 3540144, 3982662, 4425180, 5310216, 5900240, 6637770, 7080288, 7965324, 8850360, 9956655, 10620432, 11800480, 13275540, 15930648, 17700720, 19913310, 21240864, 26551080, 31861296, 35401440, 39826620, 53102160, 63722592, 79653240, 106204320, 159306480, 318612960]

約数ペア:

[(1, 318612960), (2, 159306480), (3, 106204320), (4, 79653240), (5, 63722592), (6, 53102160), (8, 39826620), (9, 35401440), (10, 31861296), (12, 26551080), (15, 21240864), (16, 19913310), (18, 17700720), (20, 15930648), (24, 13275540), (27, 11800480), (30, 10620432), (32, 9956655), (36, 8850360), (40, 7965324), (45, 7080288), (48, 6637770), (54, 5900240), (60, 5310216), (72, 4425180), (80, 3982662), (90, 3540144), (96, 3318885), (108, 2950120), (120, 2655108), (131, 2432160), (135, 2360096), (144, 2212590), (160, 1991331), (180, 1770072), (216, 1475060), (240, 1327554), (262, 1216080), (270, 1180048), (288, 1106295), (360, 885036), (393, 810720), (432, 737530), (480, 663777), (524, 608040), (540, 590024), (563, 565920), (655, 486432), (720, 442518), (786, 405360), (864, 368765), (1048, 304020), (1080, 295012), (1126, 282960), (1179, 270240), (1310, 243216), (1440, 221259), (1572, 202680), (1689, 188640), (1965, 162144), (2096, 152010), (2160, 147506), (2252, 141480), (2358, 135120), (2620, 121608), (2815, 113184), (3144, 101340), (3378, 94320), (3537, 90080), (3930, 81072), (4192, 76005), (4320, 73753), (4504, 70740), (4716, 67560), (5067, 62880), (5240, 60804), (5630, 56592), (5895, 54048), (6288, 50670), (6756, 47160), (7074, 45040), (7860, 40536), (8445, 37728), (9008, 35370), (9432, 33780), (10134, 31440), (10480, 30402), (11260, 28296), (11790, 27024), (12576, 25335), (13512, 23580), (14148, 22520), (15201, 20960), (15720, 20268), (16890, 18864), (17685, 18016)]