998388720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{9433}}^1$

素因数の和:9469

約数の個数: 240

約数和(自身を含む): 4000770720

約数和(自身を除く): 3002382000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3920, 4410, 5040, 5292, 5880, 6615, 7056, 7560, 8820, 9433, 10584, 11760, 13230, 15120, 17640, 18866, 21168, 26460, 28299, 35280, 37732, 47165, 52920, 56598, 66031, 75464, 84897, 94330, 105840, 113196, 132062, 141495, 150928, 169794, 188660, 198093, 226392, 254691, 264124, 282990, 330155, 339588, 377320, 396186, 424485, 452784, 462217, 509382, 528248, 565980, 594279, 660310, 679176, 754640, 792372, 848970, 924434, 990465, 1018764, 1056496, 1131960, 1188558, 1273455, 1320620, 1358352, 1386651, 1584744, 1697940, 1782837, 1848868, 1980930, 2037528, 2263920, 2311085, 2377116, 2546910, 2641240, 2773302, 2971395, 3169488, 3395880, 3565674, 3697736, 3961860, 4075056, 4159953, 4622170, 4754232, 5093820, 5282480, 5546604, 5942790, 6791760, 6933255, 7131348, 7395472, 7923720, 8319906, 8914185, 9244340, 9508464, 10187640, 11093208, 11885580, 12479859, 13866510, 14262696, 15847440, 16639812, 17828370, 18488680, 20375280, 20799765, 22186416, 23771160, 24959718, 27733020, 28525392, 33279624, 35656740, 36977360, 41599530, 47542320, 49919436, 55466040, 62399295, 66559248, 71313480, 83199060, 99838872, 110932080, 124798590, 142626960, 166398120, 199677744, 249597180, 332796240, 499194360, 998388720]

約数ペア:

[(1, 998388720), (2, 499194360), (3, 332796240), (4, 249597180), (5, 199677744), (6, 166398120), (7, 142626960), (8, 124798590), (9, 110932080), (10, 99838872), (12, 83199060), (14, 71313480), (15, 66559248), (16, 62399295), (18, 55466040), (20, 49919436), (21, 47542320), (24, 41599530), (27, 36977360), (28, 35656740), (30, 33279624), (35, 28525392), (36, 27733020), (40, 24959718), (42, 23771160), (45, 22186416), (48, 20799765), (49, 20375280), (54, 18488680), (56, 17828370), (60, 16639812), (63, 15847440), (70, 14262696), (72, 13866510), (80, 12479859), (84, 11885580), (90, 11093208), (98, 10187640), (105, 9508464), (108, 9244340), (112, 8914185), (120, 8319906), (126, 7923720), (135, 7395472), (140, 7131348), (144, 6933255), (147, 6791760), (168, 5942790), (180, 5546604), (189, 5282480), (196, 5093820), (210, 4754232), (216, 4622170), (240, 4159953), (245, 4075056), (252, 3961860), (270, 3697736), (280, 3565674), (294, 3395880), (315, 3169488), (336, 2971395), (360, 2773302), (378, 2641240), (392, 2546910), (420, 2377116), (432, 2311085), (441, 2263920), (490, 2037528), (504, 1980930), (540, 1848868), (560, 1782837), (588, 1697940), (630, 1584744), (720, 1386651), (735, 1358352), (756, 1320620), (784, 1273455), (840, 1188558), (882, 1131960), (945, 1056496), (980, 1018764), (1008, 990465), (1080, 924434), (1176, 848970), (1260, 792372), (1323, 754640), (1470, 679176), (1512, 660310), (1680, 594279), (1764, 565980), (1890, 528248), (1960, 509382), (2160, 462217), (2205, 452784), (2352, 424485), (2520, 396186), (2646, 377320), (2940, 339588), (3024, 330155), (3528, 282990), (3780, 264124), (3920, 254691), (4410, 226392), (5040, 198093), (5292, 188660), (5880, 169794), (6615, 150928), (7056, 141495), (7560, 132062), (8820, 113196), (9433, 105840), (10584, 94330), (11760, 84897), (13230, 75464), (15120, 66031), (17640, 56598), (18866, 52920), (21168, 47165), (26460, 37732), (28299, 35280)]