218196720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{14431}}^1$

素因数の和:14460

約数の個数: 160

約数和(自身を含む): 858992640

約数和(自身を除く): 640795920

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, 14431, 15120, 28862, 43293, 57724, 72155, 86586, 101017, 115448, 129879, 144310, 173172, 202034, 216465, 230896, 259758, 288620, 303051, 346344, 389637, 404068, 432930, 505085, 519516, 577240, 606102, 649395, 692688, 779274, 808136, 865860, 909153, 1010170, 1039032, 1154480, 1212204, 1298790, 1515255, 1558548, 1616272, 1731720, 1818306, 1948185, 2020340, 2078064, 2424408, 2597580, 2727459, 3030510, 3117096, 3463440, 3636612, 3896370, 4040680, 4545765, 4848816, 5195160, 5454918, 6061020, 6234192, 7273224, 7792740, 8081360, 9091530, 10390320, 10909836, 12122040, 13637295, 14546448, 15585480, 18183060, 21819672, 24244080, 27274590, 31170960, 36366120, 43639344, 54549180, 72732240, 109098360, 218196720]

約数ペア:

[(1, 218196720), (2, 109098360), (3, 72732240), (4, 54549180), (5, 43639344), (6, 36366120), (7, 31170960), (8, 27274590), (9, 24244080), (10, 21819672), (12, 18183060), (14, 15585480), (15, 14546448), (16, 13637295), (18, 12122040), (20, 10909836), (21, 10390320), (24, 9091530), (27, 8081360), (28, 7792740), (30, 7273224), (35, 6234192), (36, 6061020), (40, 5454918), (42, 5195160), (45, 4848816), (48, 4545765), (54, 4040680), (56, 3896370), (60, 3636612), (63, 3463440), (70, 3117096), (72, 3030510), (80, 2727459), (84, 2597580), (90, 2424408), (105, 2078064), (108, 2020340), (112, 1948185), (120, 1818306), (126, 1731720), (135, 1616272), (140, 1558548), (144, 1515255), (168, 1298790), (180, 1212204), (189, 1154480), (210, 1039032), (216, 1010170), (240, 909153), (252, 865860), (270, 808136), (280, 779274), (315, 692688), (336, 649395), (360, 606102), (378, 577240), (420, 519516), (432, 505085), (504, 432930), (540, 404068), (560, 389637), (630, 346344), (720, 303051), (756, 288620), (840, 259758), (945, 230896), (1008, 216465), (1080, 202034), (1260, 173172), (1512, 144310), (1680, 129879), (1890, 115448), (2160, 101017), (2520, 86586), (3024, 72155), (3780, 57724), (5040, 43293), (7560, 28862), (14431, 15120)]