128600640

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{6379}}^1$

素因数の和:6409

約数の個数: 168

約数和(自身を含む): 505602240

約数和(自身を除く): 377001600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6379, 6720, 10080, 12758, 19137, 20160, 25516, 31895, 38274, 44653, 51032, 57411, 63790, 76548, 89306, 95685, 102064, 114822, 127580, 133959, 153096, 178612, 191370, 204128, 223265, 229644, 255160, 267918, 287055, 306192, 357224, 382740, 401877, 408256, 446530, 459288, 510320, 535836, 574110, 612384, 669795, 714448, 765480, 803754, 893060, 918576, 1020640, 1071672, 1148220, 1224768, 1339590, 1428896, 1530960, 1607508, 1786120, 1837152, 2009385, 2041280, 2143344, 2296440, 2679180, 2857792, 3061920, 3215016, 3572240, 3674304, 4018770, 4286688, 4592880, 5358360, 6123840, 6430032, 7144480, 8037540, 8573376, 9185760, 10716720, 12860064, 14288960, 16075080, 18371520, 21433440, 25720128, 32150160, 42866880, 64300320, 128600640]

約数ペア:

[(1, 128600640), (2, 64300320), (3, 42866880), (4, 32150160), (5, 25720128), (6, 21433440), (7, 18371520), (8, 16075080), (9, 14288960), (10, 12860064), (12, 10716720), (14, 9185760), (15, 8573376), (16, 8037540), (18, 7144480), (20, 6430032), (21, 6123840), (24, 5358360), (28, 4592880), (30, 4286688), (32, 4018770), (35, 3674304), (36, 3572240), (40, 3215016), (42, 3061920), (45, 2857792), (48, 2679180), (56, 2296440), (60, 2143344), (63, 2041280), (64, 2009385), (70, 1837152), (72, 1786120), (80, 1607508), (84, 1530960), (90, 1428896), (96, 1339590), (105, 1224768), (112, 1148220), (120, 1071672), (126, 1020640), (140, 918576), (144, 893060), (160, 803754), (168, 765480), (180, 714448), (192, 669795), (210, 612384), (224, 574110), (240, 535836), (252, 510320), (280, 459288), (288, 446530), (315, 408256), (320, 401877), (336, 382740), (360, 357224), (420, 306192), (448, 287055), (480, 267918), (504, 255160), (560, 229644), (576, 223265), (630, 204128), (672, 191370), (720, 178612), (840, 153096), (960, 133959), (1008, 127580), (1120, 114822), (1260, 102064), (1344, 95685), (1440, 89306), (1680, 76548), (2016, 63790), (2240, 57411), (2520, 51032), (2880, 44653), (3360, 38274), (4032, 31895), (5040, 25516), (6379, 20160), (6720, 19137), (10080, 12758)]