249560640

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{12379}}^1$

素因数の和:12409

約数の個数: 168

約数和(自身を含む): 981090240

約数和(自身を除く): 731529600

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, 6720, 10080, 12379, 20160, 24758, 37137, 49516, 61895, 74274, 86653, 99032, 111411, 123790, 148548, 173306, 185685, 198064, 222822, 247580, 259959, 297096, 346612, 371370, 396128, 433265, 445644, 495160, 519918, 557055, 594192, 693224, 742740, 779877, 792256, 866530, 891288, 990320, 1039836, 1114110, 1188384, 1299795, 1386448, 1485480, 1559754, 1733060, 1782576, 1980640, 2079672, 2228220, 2376768, 2599590, 2772896, 2970960, 3119508, 3466120, 3565152, 3899385, 3961280, 4159344, 4456440, 5199180, 5545792, 5941920, 6239016, 6932240, 7130304, 7798770, 8318688, 8912880, 10398360, 11883840, 12478032, 13864480, 15597540, 16637376, 17825760, 20796720, 24956064, 27728960, 31195080, 35651520, 41593440, 49912128, 62390160, 83186880, 124780320, 249560640]

約数ペア:

[(1, 249560640), (2, 124780320), (3, 83186880), (4, 62390160), (5, 49912128), (6, 41593440), (7, 35651520), (8, 31195080), (9, 27728960), (10, 24956064), (12, 20796720), (14, 17825760), (15, 16637376), (16, 15597540), (18, 13864480), (20, 12478032), (21, 11883840), (24, 10398360), (28, 8912880), (30, 8318688), (32, 7798770), (35, 7130304), (36, 6932240), (40, 6239016), (42, 5941920), (45, 5545792), (48, 5199180), (56, 4456440), (60, 4159344), (63, 3961280), (64, 3899385), (70, 3565152), (72, 3466120), (80, 3119508), (84, 2970960), (90, 2772896), (96, 2599590), (105, 2376768), (112, 2228220), (120, 2079672), (126, 1980640), (140, 1782576), (144, 1733060), (160, 1559754), (168, 1485480), (180, 1386448), (192, 1299795), (210, 1188384), (224, 1114110), (240, 1039836), (252, 990320), (280, 891288), (288, 866530), (315, 792256), (320, 779877), (336, 742740), (360, 693224), (420, 594192), (448, 557055), (480, 519918), (504, 495160), (560, 445644), (576, 433265), (630, 396128), (672, 371370), (720, 346612), (840, 297096), (960, 259959), (1008, 247580), (1120, 222822), (1260, 198064), (1344, 185685), (1440, 173306), (1680, 148548), (2016, 123790), (2240, 111411), (2520, 99032), (2880, 86653), (3360, 74274), (4032, 61895), (5040, 49516), (6720, 37137), (10080, 24758), (12379, 20160)]