1920895968

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:425

約数の個数: 192

約数和(自身を含む): 5508518400

約数和(自身を除く): 3587622432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 29, 32, 46, 48, 58, 69, 87, 92, 96, 116, 131, 138, 174, 184, 229, 232, 262, 276, 348, 368, 393, 458, 464, 524, 552, 667, 687, 696, 736, 786, 916, 928, 1048, 1104, 1334, 1374, 1392, 1572, 1832, 2001, 2096, 2208, 2668, 2748, 2784, 3013, 3144, 3664, 3799, 4002, 4192, 5267, 5336, 5496, 6026, 6288, 6641, 7328, 7598, 8004, 9039, 10534, 10672, 10992, 11397, 12052, 12576, 13282, 15196, 15801, 16008, 18078, 19923, 21068, 21344, 21984, 22794, 24104, 26564, 29999, 30392, 31602, 32016, 36156, 39846, 42136, 45588, 48208, 53128, 59998, 60784, 63204, 64032, 72312, 79692, 84272, 87377, 89997, 91176, 96416, 106256, 119996, 121568, 126408, 144624, 152743, 159384, 168544, 174754, 179994, 182352, 212512, 239992, 252816, 262131, 289248, 305486, 318768, 349508, 359988, 364704, 458229, 479984, 505632, 524262, 610972, 637536, 689977, 699016, 719976, 869971, 916458, 959968, 1048524, 1221944, 1379954, 1398032, 1439952, 1739942, 1832916, 2069931, 2097048, 2443888, 2609913, 2759908, 2796064, 2879904, 3479884, 3665832, 4139862, 4194096, 4887776, 5219826, 5519816, 6959768, 7331664, 8279724, 8388192, 10439652, 11039632, 13919536, 14663328, 16559448, 20009333, 20879304, 22079264, 27839072, 33118896, 40018666, 41758608, 60027999, 66237792, 80037332, 83517216, 120055998, 160074664, 240111996, 320149328, 480223992, 640298656, 960447984, 1920895968]

約数ペア:

[(1, 1920895968), (2, 960447984), (3, 640298656), (4, 480223992), (6, 320149328), (8, 240111996), (12, 160074664), (16, 120055998), (23, 83517216), (24, 80037332), (29, 66237792), (32, 60027999), (46, 41758608), (48, 40018666), (58, 33118896), (69, 27839072), (87, 22079264), (92, 20879304), (96, 20009333), (116, 16559448), (131, 14663328), (138, 13919536), (174, 11039632), (184, 10439652), (229, 8388192), (232, 8279724), (262, 7331664), (276, 6959768), (348, 5519816), (368, 5219826), (393, 4887776), (458, 4194096), (464, 4139862), (524, 3665832), (552, 3479884), (667, 2879904), (687, 2796064), (696, 2759908), (736, 2609913), (786, 2443888), (916, 2097048), (928, 2069931), (1048, 1832916), (1104, 1739942), (1334, 1439952), (1374, 1398032), (1392, 1379954), (1572, 1221944), (1832, 1048524), (2001, 959968), (2096, 916458), (2208, 869971), (2668, 719976), (2748, 699016), (2784, 689977), (3013, 637536), (3144, 610972), (3664, 524262), (3799, 505632), (4002, 479984), (4192, 458229), (5267, 364704), (5336, 359988), (5496, 349508), (6026, 318768), (6288, 305486), (6641, 289248), (7328, 262131), (7598, 252816), (8004, 239992), (9039, 212512), (10534, 182352), (10672, 179994), (10992, 174754), (11397, 168544), (12052, 159384), (12576, 152743), (13282, 144624), (15196, 126408), (15801, 121568), (16008, 119996), (18078, 106256), (19923, 96416), (21068, 91176), (21344, 89997), (21984, 87377), (22794, 84272), (24104, 79692), (26564, 72312), (29999, 64032), (30392, 63204), (31602, 60784), (32016, 59998), (36156, 53128), (39846, 48208), (42136, 45588)]