285449920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{353}}^1$

素因数の和:415

約数の個数: 168

約数和(自身を含む): 822191904

約数和(自身を除く): 536741984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 353, 361, 380, 448, 532, 560, 608, 665, 706, 722, 760, 1064, 1120, 1216, 1330, 1412, 1444, 1520, 1765, 1805, 2128, 2240, 2471, 2527, 2660, 2824, 2888, 3040, 3530, 3610, 4256, 4942, 5054, 5320, 5648, 5776, 6080, 6707, 7060, 7220, 8512, 9884, 10108, 10640, 11296, 11552, 12355, 12635, 13414, 14120, 14440, 19768, 20216, 21280, 22592, 23104, 24710, 25270, 26828, 28240, 28880, 33535, 39536, 40432, 42560, 46949, 49420, 50540, 53656, 56480, 57760, 67070, 79072, 80864, 93898, 98840, 101080, 107312, 112960, 115520, 127433, 134140, 158144, 161728, 187796, 197680, 202160, 214624, 234745, 254866, 268280, 375592, 395360, 404320, 429248, 469490, 509732, 536560, 637165, 751184, 790720, 808640, 892031, 938980, 1019464, 1073120, 1274330, 1502368, 1784062, 1877960, 2038928, 2146240, 2548660, 3004736, 3568124, 3755920, 4077856, 4460155, 5097320, 7136248, 7511840, 8155712, 8920310, 10194640, 14272496, 15023680, 17840620, 20389280, 28544992, 35681240, 40778560, 57089984, 71362480, 142724960, 285449920]

約数ペア:

[(1, 285449920), (2, 142724960), (4, 71362480), (5, 57089984), (7, 40778560), (8, 35681240), (10, 28544992), (14, 20389280), (16, 17840620), (19, 15023680), (20, 14272496), (28, 10194640), (32, 8920310), (35, 8155712), (38, 7511840), (40, 7136248), (56, 5097320), (64, 4460155), (70, 4077856), (76, 3755920), (80, 3568124), (95, 3004736), (112, 2548660), (133, 2146240), (140, 2038928), (152, 1877960), (160, 1784062), (190, 1502368), (224, 1274330), (266, 1073120), (280, 1019464), (304, 938980), (320, 892031), (353, 808640), (361, 790720), (380, 751184), (448, 637165), (532, 536560), (560, 509732), (608, 469490), (665, 429248), (706, 404320), (722, 395360), (760, 375592), (1064, 268280), (1120, 254866), (1216, 234745), (1330, 214624), (1412, 202160), (1444, 197680), (1520, 187796), (1765, 161728), (1805, 158144), (2128, 134140), (2240, 127433), (2471, 115520), (2527, 112960), (2660, 107312), (2824, 101080), (2888, 98840), (3040, 93898), (3530, 80864), (3610, 79072), (4256, 67070), (4942, 57760), (5054, 56480), (5320, 53656), (5648, 50540), (5776, 49420), (6080, 46949), (6707, 42560), (7060, 40432), (7220, 39536), (8512, 33535), (9884, 28880), (10108, 28240), (10640, 26828), (11296, 25270), (11552, 24710), (12355, 23104), (12635, 22592), (13414, 21280), (14120, 20216), (14440, 19768)]