2053915920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{135841}}^1$

素因数の和:135870

約数の個数: 160

約数和(自身を含む): 8085315840

約数和(自身を除く): 6031399920

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, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 135841, 271682, 407523, 543364, 679205, 815046, 950887, 1086728, 1222569, 1358410, 1630092, 1901774, 2037615, 2173456, 2445138, 2716820, 2852661, 3260184, 3667707, 3803548, 4075230, 4754435, 4890276, 5433640, 5705322, 6112845, 6520368, 7335414, 7607096, 8150460, 8557983, 9508870, 9780552, 10867280, 11410644, 12225690, 14263305, 14670828, 15214192, 16300920, 17115966, 18338535, 19017740, 19561104, 22821288, 24451380, 25673949, 28526610, 29341656, 32601840, 34231932, 36677070, 38035480, 42789915, 45642576, 48902760, 51347898, 57053220, 58683312, 68463864, 73354140, 76070960, 85579830, 97805520, 102695796, 114106440, 128369745, 136927728, 146708280, 171159660, 205391592, 228212880, 256739490, 293416560, 342319320, 410783184, 513478980, 684638640, 1026957960, 2053915920]

約数ペア:

[(1, 2053915920), (2, 1026957960), (3, 684638640), (4, 513478980), (5, 410783184), (6, 342319320), (7, 293416560), (8, 256739490), (9, 228212880), (10, 205391592), (12, 171159660), (14, 146708280), (15, 136927728), (16, 128369745), (18, 114106440), (20, 102695796), (21, 97805520), (24, 85579830), (27, 76070960), (28, 73354140), (30, 68463864), (35, 58683312), (36, 57053220), (40, 51347898), (42, 48902760), (45, 45642576), (48, 42789915), (54, 38035480), (56, 36677070), (60, 34231932), (63, 32601840), (70, 29341656), (72, 28526610), (80, 25673949), (84, 24451380), (90, 22821288), (105, 19561104), (108, 19017740), (112, 18338535), (120, 17115966), (126, 16300920), (135, 15214192), (140, 14670828), (144, 14263305), (168, 12225690), (180, 11410644), (189, 10867280), (210, 9780552), (216, 9508870), (240, 8557983), (252, 8150460), (270, 7607096), (280, 7335414), (315, 6520368), (336, 6112845), (360, 5705322), (378, 5433640), (420, 4890276), (432, 4754435), (504, 4075230), (540, 3803548), (560, 3667707), (630, 3260184), (720, 2852661), (756, 2716820), (840, 2445138), (945, 2173456), (1008, 2037615), (1080, 1901774), (1260, 1630092), (1512, 1358410), (1680, 1222569), (1890, 1086728), (2160, 950887), (2520, 815046), (3024, 679205), (3780, 543364), (5040, 407523), (7560, 271682), (15120, 135841)]