1989586080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 288

約数和(自身を含む): 7005398400

約数和(自身を除く): 5015812320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 72, 80, 90, 96, 106, 120, 131, 144, 159, 160, 180, 199, 212, 240, 262, 265, 288, 318, 360, 393, 398, 424, 477, 480, 524, 530, 597, 636, 655, 720, 786, 795, 796, 848, 954, 995, 1048, 1060, 1179, 1194, 1272, 1310, 1440, 1572, 1590, 1592, 1696, 1791, 1908, 1965, 1990, 2096, 2120, 2358, 2385, 2388, 2544, 2620, 2985, 3144, 3180, 3184, 3582, 3816, 3930, 3980, 4192, 4240, 4716, 4770, 4776, 5088, 5240, 5895, 5970, 6288, 6360, 6368, 6943, 7164, 7632, 7860, 7960, 8480, 8955, 9432, 9540, 9552, 10480, 10547, 11790, 11940, 12576, 12720, 13886, 14328, 15264, 15720, 15920, 17910, 18864, 19080, 19104, 20829, 20960, 21094, 23580, 23880, 25440, 26069, 27772, 28656, 31440, 31641, 31840, 34715, 35820, 37728, 38160, 41658, 42188, 47160, 47760, 52138, 52735, 55544, 57312, 62487, 62880, 63282, 69430, 71640, 76320, 78207, 83316, 84376, 94320, 94923, 95520, 104145, 104276, 105470, 111088, 124974, 126564, 130345, 138860, 143280, 156414, 158205, 166632, 168752, 188640, 189846, 208290, 208552, 210940, 222176, 234621, 249948, 253128, 260690, 277720, 286560, 312435, 312828, 316410, 333264, 337504, 379692, 391035, 416580, 417104, 421880, 469242, 474615, 499896, 506256, 521380, 555440, 624870, 625656, 632820, 666528, 759384, 782070, 833160, 834208, 843760, 938484, 949230, 999792, 1012512, 1042760, 1110880, 1173105, 1249740, 1251312, 1265640, 1381657, 1518768, 1564140, 1666320, 1687520, 1876968, 1898460, 1999584, 2085520, 2346210, 2499480, 2502624, 2531280, 2763314, 3037536, 3128280, 3332640, 3753936, 3796920, 4144971, 4171040, 4692420, 4998960, 5062560, 5526628, 6256560, 6908285, 7507872, 7593840, 8289942, 9384840, 9997920, 11053256, 12434913, 12513120, 13816570, 15187680, 16579884, 18769680, 20724855, 22106512, 24869826, 27633140, 33159768, 37539360, 41449710, 44213024, 49739652, 55266280, 62174565, 66319536, 82899420, 99479304, 110532560, 124349130, 132639072, 165798840, 198958608, 221065120, 248698260, 331597680, 397917216, 497396520, 663195360, 994793040, 1989586080]

約数ペア:

[(1, 1989586080), (2, 994793040), (3, 663195360), (4, 497396520), (5, 397917216), (6, 331597680), (8, 248698260), (9, 221065120), (10, 198958608), (12, 165798840), (15, 132639072), (16, 124349130), (18, 110532560), (20, 99479304), (24, 82899420), (30, 66319536), (32, 62174565), (36, 55266280), (40, 49739652), (45, 44213024), (48, 41449710), (53, 37539360), (60, 33159768), (72, 27633140), (80, 24869826), (90, 22106512), (96, 20724855), (106, 18769680), (120, 16579884), (131, 15187680), (144, 13816570), (159, 12513120), (160, 12434913), (180, 11053256), (199, 9997920), (212, 9384840), (240, 8289942), (262, 7593840), (265, 7507872), (288, 6908285), (318, 6256560), (360, 5526628), (393, 5062560), (398, 4998960), (424, 4692420), (477, 4171040), (480, 4144971), (524, 3796920), (530, 3753936), (597, 3332640), (636, 3128280), (655, 3037536), (720, 2763314), (786, 2531280), (795, 2502624), (796, 2499480), (848, 2346210), (954, 2085520), (995, 1999584), (1048, 1898460), (1060, 1876968), (1179, 1687520), (1194, 1666320), (1272, 1564140), (1310, 1518768), (1440, 1381657), (1572, 1265640), (1590, 1251312), (1592, 1249740), (1696, 1173105), (1791, 1110880), (1908, 1042760), (1965, 1012512), (1990, 999792), (2096, 949230), (2120, 938484), (2358, 843760), (2385, 834208), (2388, 833160), (2544, 782070), (2620, 759384), (2985, 666528), (3144, 632820), (3180, 625656), (3184, 624870), (3582, 555440), (3816, 521380), (3930, 506256), (3980, 499896), (4192, 474615), (4240, 469242), (4716, 421880), (4770, 417104), (4776, 416580), (5088, 391035), (5240, 379692), (5895, 337504), (5970, 333264), (6288, 316410), (6360, 312828), (6368, 312435), (6943, 286560), (7164, 277720), (7632, 260690), (7860, 253128), (7960, 249948), (8480, 234621), (8955, 222176), (9432, 210940), (9540, 208552), (9552, 208290), (10480, 189846), (10547, 188640), (11790, 168752), (11940, 166632), (12576, 158205), (12720, 156414), (13886, 143280), (14328, 138860), (15264, 130345), (15720, 126564), (15920, 124974), (17910, 111088), (18864, 105470), (19080, 104276), (19104, 104145), (20829, 95520), (20960, 94923), (21094, 94320), (23580, 84376), (23880, 83316), (25440, 78207), (26069, 76320), (27772, 71640), (28656, 69430), (31440, 63282), (31641, 62880), (31840, 62487), (34715, 57312), (35820, 55544), (37728, 52735), (38160, 52138), (41658, 47760), (42188, 47160)]