198384480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19681}}^1$

素因数の和:19709

約数の個数: 144

約数和(自身を含む): 773738784

約数和(自身を除く): 575354304

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, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 19681, 39362, 59043, 78724, 98405, 118086, 137767, 157448, 177129, 196810, 236172, 275534, 295215, 314896, 354258, 393620, 413301, 472344, 551068, 590430, 629792, 688835, 708516, 787240, 826602, 885645, 944688, 1102136, 1180860, 1239903, 1377670, 1417032, 1574480, 1653204, 1771290, 1889376, 2066505, 2204272, 2361720, 2479806, 2755340, 2834064, 3148960, 3306408, 3542580, 4133010, 4408544, 4723440, 4959612, 5510680, 5668128, 6199515, 6612816, 7085160, 8266020, 9446880, 9919224, 11021360, 12399030, 13225632, 14170320, 16532040, 19838448, 22042720, 24798060, 28340640, 33064080, 39676896, 49596120, 66128160, 99192240, 198384480]

約数ペア:

[(1, 198384480), (2, 99192240), (3, 66128160), (4, 49596120), (5, 39676896), (6, 33064080), (7, 28340640), (8, 24798060), (9, 22042720), (10, 19838448), (12, 16532040), (14, 14170320), (15, 13225632), (16, 12399030), (18, 11021360), (20, 9919224), (21, 9446880), (24, 8266020), (28, 7085160), (30, 6612816), (32, 6199515), (35, 5668128), (36, 5510680), (40, 4959612), (42, 4723440), (45, 4408544), (48, 4133010), (56, 3542580), (60, 3306408), (63, 3148960), (70, 2834064), (72, 2755340), (80, 2479806), (84, 2361720), (90, 2204272), (96, 2066505), (105, 1889376), (112, 1771290), (120, 1653204), (126, 1574480), (140, 1417032), (144, 1377670), (160, 1239903), (168, 1180860), (180, 1102136), (210, 944688), (224, 885645), (240, 826602), (252, 787240), (280, 708516), (288, 688835), (315, 629792), (336, 590430), (360, 551068), (420, 472344), (480, 413301), (504, 393620), (560, 354258), (630, 314896), (672, 295215), (720, 275534), (840, 236172), (1008, 196810), (1120, 177129), (1260, 157448), (1440, 137767), (1680, 118086), (2016, 98405), (2520, 78724), (3360, 59043), (5040, 39362), (10080, 19681)]