2020256280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^3\times {\mathrm{16361}}^1$

素因数の和:16399

約数の個数: 192

約数和(自身を含む): 7657416000

約数和(自身を除く): 5637159720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 343, 360, 392, 420, 441, 490, 504, 588, 630, 686, 735, 840, 882, 980, 1029, 1176, 1260, 1372, 1470, 1715, 1764, 1960, 2058, 2205, 2520, 2744, 2940, 3087, 3430, 3528, 4116, 4410, 5145, 5880, 6174, 6860, 8232, 8820, 10290, 12348, 13720, 15435, 16361, 17640, 20580, 24696, 30870, 32722, 41160, 49083, 61740, 65444, 81805, 98166, 114527, 123480, 130888, 147249, 163610, 196332, 229054, 245415, 294498, 327220, 343581, 392664, 458108, 490830, 572635, 588996, 654440, 687162, 736245, 801689, 916216, 981660, 1030743, 1145270, 1177992, 1374324, 1472490, 1603378, 1717905, 1963320, 2061486, 2290540, 2405067, 2748648, 2944980, 3206756, 3435810, 4008445, 4122972, 4581080, 4810134, 5153715, 5611823, 5889960, 6413512, 6871620, 7215201, 8016890, 8245944, 9620268, 10307430, 11223646, 12025335, 13743240, 14430402, 16033780, 16835469, 19240536, 20614860, 22447292, 24050670, 28059115, 28860804, 32067560, 33670938, 36076005, 41229720, 44894584, 48101340, 50506407, 56118230, 57721608, 67341876, 72152010, 84177345, 96202680, 101012814, 112236460, 134683752, 144304020, 168354690, 202025628, 224472920, 252532035, 288608040, 336709380, 404051256, 505064070, 673418760, 1010128140, 2020256280]

約数ペア:

[(1, 2020256280), (2, 1010128140), (3, 673418760), (4, 505064070), (5, 404051256), (6, 336709380), (7, 288608040), (8, 252532035), (9, 224472920), (10, 202025628), (12, 168354690), (14, 144304020), (15, 134683752), (18, 112236460), (20, 101012814), (21, 96202680), (24, 84177345), (28, 72152010), (30, 67341876), (35, 57721608), (36, 56118230), (40, 50506407), (42, 48101340), (45, 44894584), (49, 41229720), (56, 36076005), (60, 33670938), (63, 32067560), (70, 28860804), (72, 28059115), (84, 24050670), (90, 22447292), (98, 20614860), (105, 19240536), (120, 16835469), (126, 16033780), (140, 14430402), (147, 13743240), (168, 12025335), (180, 11223646), (196, 10307430), (210, 9620268), (245, 8245944), (252, 8016890), (280, 7215201), (294, 6871620), (315, 6413512), (343, 5889960), (360, 5611823), (392, 5153715), (420, 4810134), (441, 4581080), (490, 4122972), (504, 4008445), (588, 3435810), (630, 3206756), (686, 2944980), (735, 2748648), (840, 2405067), (882, 2290540), (980, 2061486), (1029, 1963320), (1176, 1717905), (1260, 1603378), (1372, 1472490), (1470, 1374324), (1715, 1177992), (1764, 1145270), (1960, 1030743), (2058, 981660), (2205, 916216), (2520, 801689), (2744, 736245), (2940, 687162), (3087, 654440), (3430, 588996), (3528, 572635), (4116, 490830), (4410, 458108), (5145, 392664), (5880, 343581), (6174, 327220), (6860, 294498), (8232, 245415), (8820, 229054), (10290, 196332), (12348, 163610), (13720, 147249), (15435, 130888), (16361, 123480), (17640, 114527), (20580, 98166), (24696, 81805), (30870, 65444), (32722, 61740), (41160, 49083)]