290215320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:417

約数の個数: 128

約数和(自身を含む): 890265600

約数和(自身を除く): 600050280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 137, 139, 254, 274, 278, 381, 411, 417, 508, 548, 556, 635, 685, 695, 762, 822, 834, 1016, 1096, 1112, 1270, 1370, 1390, 1524, 1644, 1668, 1905, 2055, 2085, 2540, 2740, 2780, 3048, 3288, 3336, 3810, 4110, 4170, 5080, 5480, 5560, 7620, 8220, 8340, 15240, 16440, 16680, 17399, 17653, 19043, 34798, 35306, 38086, 52197, 52959, 57129, 69596, 70612, 76172, 86995, 88265, 95215, 104394, 105918, 114258, 139192, 141224, 152344, 173990, 176530, 190430, 208788, 211836, 228516, 260985, 264795, 285645, 347980, 353060, 380860, 417576, 423672, 457032, 521970, 529590, 571290, 695960, 706120, 761720, 1043940, 1059180, 1142580, 2087880, 2118360, 2285160, 2418461, 4836922, 7255383, 9673844, 12092305, 14510766, 19347688, 24184610, 29021532, 36276915, 48369220, 58043064, 72553830, 96738440, 145107660, 290215320]

約数ペア:

[(1, 290215320), (2, 145107660), (3, 96738440), (4, 72553830), (5, 58043064), (6, 48369220), (8, 36276915), (10, 29021532), (12, 24184610), (15, 19347688), (20, 14510766), (24, 12092305), (30, 9673844), (40, 7255383), (60, 4836922), (120, 2418461), (127, 2285160), (137, 2118360), (139, 2087880), (254, 1142580), (274, 1059180), (278, 1043940), (381, 761720), (411, 706120), (417, 695960), (508, 571290), (548, 529590), (556, 521970), (635, 457032), (685, 423672), (695, 417576), (762, 380860), (822, 353060), (834, 347980), (1016, 285645), (1096, 264795), (1112, 260985), (1270, 228516), (1370, 211836), (1390, 208788), (1524, 190430), (1644, 176530), (1668, 173990), (1905, 152344), (2055, 141224), (2085, 139192), (2540, 114258), (2740, 105918), (2780, 104394), (3048, 95215), (3288, 88265), (3336, 86995), (3810, 76172), (4110, 70612), (4170, 69596), (5080, 57129), (5480, 52959), (5560, 52197), (7620, 38086), (8220, 35306), (8340, 34798), (15240, 19043), (16440, 17653), (16680, 17399)]