203984190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2339}}^1$

素因数の和:2391

約数の個数: 128

約数和(自身を含む): 606528000

約数和(自身を除く): 402543810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 27, 30, 34, 38, 45, 51, 54, 57, 85, 90, 95, 102, 114, 135, 153, 170, 171, 190, 255, 270, 285, 306, 323, 342, 459, 510, 513, 570, 646, 765, 855, 918, 969, 1026, 1530, 1615, 1710, 1938, 2295, 2339, 2565, 2907, 3230, 4590, 4678, 4845, 5130, 5814, 7017, 8721, 9690, 11695, 14034, 14535, 17442, 21051, 23390, 29070, 35085, 39763, 42102, 43605, 44441, 63153, 70170, 79526, 87210, 88882, 105255, 119289, 126306, 133323, 198815, 210510, 222205, 238578, 266646, 315765, 357867, 397630, 399969, 444410, 596445, 631530, 666615, 715734, 755497, 799938, 1073601, 1192890, 1199907, 1333230, 1510994, 1789335, 1999845, 2147202, 2266491, 2399814, 3578670, 3777485, 3999690, 4532982, 5368005, 5999535, 6799473, 7554970, 10736010, 11332455, 11999070, 13598946, 20398419, 22664910, 33997365, 40796838, 67994730, 101992095, 203984190]

約数ペア:

[(1, 203984190), (2, 101992095), (3, 67994730), (5, 40796838), (6, 33997365), (9, 22664910), (10, 20398419), (15, 13598946), (17, 11999070), (18, 11332455), (19, 10736010), (27, 7554970), (30, 6799473), (34, 5999535), (38, 5368005), (45, 4532982), (51, 3999690), (54, 3777485), (57, 3578670), (85, 2399814), (90, 2266491), (95, 2147202), (102, 1999845), (114, 1789335), (135, 1510994), (153, 1333230), (170, 1199907), (171, 1192890), (190, 1073601), (255, 799938), (270, 755497), (285, 715734), (306, 666615), (323, 631530), (342, 596445), (459, 444410), (510, 399969), (513, 397630), (570, 357867), (646, 315765), (765, 266646), (855, 238578), (918, 222205), (969, 210510), (1026, 198815), (1530, 133323), (1615, 126306), (1710, 119289), (1938, 105255), (2295, 88882), (2339, 87210), (2565, 79526), (2907, 70170), (3230, 63153), (4590, 44441), (4678, 43605), (4845, 42102), (5130, 39763), (5814, 35085), (7017, 29070), (8721, 23390), (9690, 21051), (11695, 17442), (14034, 14535)]