1855617120

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{61363}}^1$

素因数の和:61394

約数の個数: 192

約数和(自身を含む): 7422589440

約数和(自身を除く): 5566972320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 61363, 122726, 184089, 245452, 306815, 368178, 429541, 490904, 552267, 613630, 736356, 859082, 920445, 981808, 1104534, 1227260, 1288623, 1472712, 1656801, 1718164, 1840890, 1963616, 2147705, 2209068, 2454520, 2577246, 2761335, 2945424, 3313602, 3436328, 3681780, 3865869, 4295410, 4418136, 4909040, 5154492, 5522670, 5890848, 6443115, 6627204, 6872656, 7363560, 7731738, 8284005, 8590820, 8836272, 9818080, 10308984, 11045340, 11597607, 12886230, 13254408, 13745312, 14727120, 15463476, 16568010, 17181640, 17672544, 19329345, 20617968, 22090680, 23195214, 25772460, 26508816, 29454240, 30926952, 33136020, 34363280, 38658690, 41235936, 44181360, 46390428, 51544920, 53017632, 57988035, 61853904, 66272040, 68726560, 77317380, 88362720, 92780856, 103089840, 115976070, 123707808, 132544080, 154634760, 185561712, 206179680, 231952140, 265088160, 309269520, 371123424, 463904280, 618539040, 927808560, 1855617120]

約数ペア:

[(1, 1855617120), (2, 927808560), (3, 618539040), (4, 463904280), (5, 371123424), (6, 309269520), (7, 265088160), (8, 231952140), (9, 206179680), (10, 185561712), (12, 154634760), (14, 132544080), (15, 123707808), (16, 115976070), (18, 103089840), (20, 92780856), (21, 88362720), (24, 77317380), (27, 68726560), (28, 66272040), (30, 61853904), (32, 57988035), (35, 53017632), (36, 51544920), (40, 46390428), (42, 44181360), (45, 41235936), (48, 38658690), (54, 34363280), (56, 33136020), (60, 30926952), (63, 29454240), (70, 26508816), (72, 25772460), (80, 23195214), (84, 22090680), (90, 20617968), (96, 19329345), (105, 17672544), (108, 17181640), (112, 16568010), (120, 15463476), (126, 14727120), (135, 13745312), (140, 13254408), (144, 12886230), (160, 11597607), (168, 11045340), (180, 10308984), (189, 9818080), (210, 8836272), (216, 8590820), (224, 8284005), (240, 7731738), (252, 7363560), (270, 6872656), (280, 6627204), (288, 6443115), (315, 5890848), (336, 5522670), (360, 5154492), (378, 4909040), (420, 4418136), (432, 4295410), (480, 3865869), (504, 3681780), (540, 3436328), (560, 3313602), (630, 2945424), (672, 2761335), (720, 2577246), (756, 2454520), (840, 2209068), (864, 2147705), (945, 1963616), (1008, 1840890), (1080, 1718164), (1120, 1656801), (1260, 1472712), (1440, 1288623), (1512, 1227260), (1680, 1104534), (1890, 981808), (2016, 920445), (2160, 859082), (2520, 736356), (3024, 613630), (3360, 552267), (3780, 490904), (4320, 429541), (5040, 368178), (6048, 306815), (7560, 245452), (10080, 184089), (15120, 122726), (30240, 61363)]