249361920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:245

約数の個数: 240

約数和(自身を含む): 880925760

約数和(自身を除く): 631563840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 79, 80, 90, 96, 120, 128, 137, 144, 158, 160, 180, 192, 237, 240, 256, 274, 288, 316, 320, 360, 384, 395, 411, 474, 480, 512, 548, 576, 632, 640, 685, 711, 720, 768, 790, 822, 948, 960, 1096, 1152, 1185, 1233, 1264, 1280, 1370, 1422, 1440, 1536, 1580, 1644, 1896, 1920, 2055, 2192, 2304, 2370, 2466, 2528, 2560, 2740, 2844, 2880, 3160, 3288, 3555, 3792, 3840, 4110, 4384, 4608, 4740, 4932, 5056, 5480, 5688, 5760, 6165, 6320, 6576, 7110, 7584, 7680, 8220, 8768, 9480, 9864, 10112, 10823, 10960, 11376, 11520, 12330, 12640, 13152, 14220, 15168, 16440, 17536, 18960, 19728, 20224, 21646, 21920, 22752, 23040, 24660, 25280, 26304, 28440, 30336, 32469, 32880, 35072, 37920, 39456, 40448, 43292, 43840, 45504, 49320, 50560, 52608, 54115, 56880, 60672, 64938, 65760, 70144, 75840, 78912, 86584, 87680, 91008, 97407, 98640, 101120, 105216, 108230, 113760, 121344, 129876, 131520, 151680, 157824, 162345, 173168, 175360, 182016, 194814, 197280, 202240, 210432, 216460, 227520, 259752, 263040, 303360, 315648, 324690, 346336, 350720, 364032, 389628, 394560, 432920, 455040, 487035, 519504, 526080, 606720, 631296, 649380, 692672, 779256, 789120, 865840, 910080, 974070, 1039008, 1052160, 1298760, 1385344, 1558512, 1578240, 1731680, 1820160, 1948140, 2078016, 2597520, 2770688, 3117024, 3156480, 3463360, 3896280, 4156032, 5195040, 5541376, 6234048, 6926720, 7792560, 8312064, 10390080, 12468096, 13853440, 15585120, 16624128, 20780160, 24936192, 27706880, 31170240, 41560320, 49872384, 62340480, 83120640, 124680960, 249361920]

約数ペア:

[(1, 249361920), (2, 124680960), (3, 83120640), (4, 62340480), (5, 49872384), (6, 41560320), (8, 31170240), (9, 27706880), (10, 24936192), (12, 20780160), (15, 16624128), (16, 15585120), (18, 13853440), (20, 12468096), (24, 10390080), (30, 8312064), (32, 7792560), (36, 6926720), (40, 6234048), (45, 5541376), (48, 5195040), (60, 4156032), (64, 3896280), (72, 3463360), (79, 3156480), (80, 3117024), (90, 2770688), (96, 2597520), (120, 2078016), (128, 1948140), (137, 1820160), (144, 1731680), (158, 1578240), (160, 1558512), (180, 1385344), (192, 1298760), (237, 1052160), (240, 1039008), (256, 974070), (274, 910080), (288, 865840), (316, 789120), (320, 779256), (360, 692672), (384, 649380), (395, 631296), (411, 606720), (474, 526080), (480, 519504), (512, 487035), (548, 455040), (576, 432920), (632, 394560), (640, 389628), (685, 364032), (711, 350720), (720, 346336), (768, 324690), (790, 315648), (822, 303360), (948, 263040), (960, 259752), (1096, 227520), (1152, 216460), (1185, 210432), (1233, 202240), (1264, 197280), (1280, 194814), (1370, 182016), (1422, 175360), (1440, 173168), (1536, 162345), (1580, 157824), (1644, 151680), (1896, 131520), (1920, 129876), (2055, 121344), (2192, 113760), (2304, 108230), (2370, 105216), (2466, 101120), (2528, 98640), (2560, 97407), (2740, 91008), (2844, 87680), (2880, 86584), (3160, 78912), (3288, 75840), (3555, 70144), (3792, 65760), (3840, 64938), (4110, 60672), (4384, 56880), (4608, 54115), (4740, 52608), (4932, 50560), (5056, 49320), (5480, 45504), (5688, 43840), (5760, 43292), (6165, 40448), (6320, 39456), (6576, 37920), (7110, 35072), (7584, 32880), (7680, 32469), (8220, 30336), (8768, 28440), (9480, 26304), (9864, 25280), (10112, 24660), (10823, 23040), (10960, 22752), (11376, 21920), (11520, 21646), (12330, 20224), (12640, 19728), (13152, 18960), (14220, 17536), (15168, 16440)]