280873440

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{823}}^1$

素因数の和:926

約数の個数: 192

約数和(自身を含む): 996710400

約数和(自身を除く): 715836960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 96, 108, 120, 135, 144, 158, 160, 180, 216, 237, 240, 270, 288, 316, 360, 395, 432, 474, 480, 540, 632, 711, 720, 790, 823, 864, 948, 1080, 1185, 1264, 1422, 1440, 1580, 1646, 1896, 2133, 2160, 2370, 2469, 2528, 2844, 3160, 3292, 3555, 3792, 4115, 4266, 4320, 4740, 4938, 5688, 6320, 6584, 7110, 7407, 7584, 8230, 8532, 9480, 9876, 10665, 11376, 12345, 12640, 13168, 14220, 14814, 16460, 17064, 18960, 19752, 21330, 22221, 22752, 24690, 26336, 28440, 29628, 32920, 34128, 37035, 37920, 39504, 42660, 44442, 49380, 56880, 59256, 65017, 65840, 68256, 74070, 79008, 85320, 88884, 98760, 111105, 113760, 118512, 130034, 131680, 148140, 170640, 177768, 195051, 197520, 222210, 237024, 260068, 296280, 325085, 341280, 355536, 390102, 395040, 444420, 520136, 585153, 592560, 650170, 711072, 780204, 888840, 975255, 1040272, 1170306, 1185120, 1300340, 1560408, 1755459, 1777680, 1950510, 2080544, 2340612, 2600680, 2925765, 3120816, 3510918, 3555360, 3901020, 4681224, 5201360, 5851530, 6241632, 7021836, 7802040, 8777295, 9362448, 10402720, 11703060, 14043672, 15604080, 17554590, 18724896, 23406120, 28087344, 31208160, 35109180, 46812240, 56174688, 70218360, 93624480, 140436720, 280873440]

約数ペア:

[(1, 280873440), (2, 140436720), (3, 93624480), (4, 70218360), (5, 56174688), (6, 46812240), (8, 35109180), (9, 31208160), (10, 28087344), (12, 23406120), (15, 18724896), (16, 17554590), (18, 15604080), (20, 14043672), (24, 11703060), (27, 10402720), (30, 9362448), (32, 8777295), (36, 7802040), (40, 7021836), (45, 6241632), (48, 5851530), (54, 5201360), (60, 4681224), (72, 3901020), (79, 3555360), (80, 3510918), (90, 3120816), (96, 2925765), (108, 2600680), (120, 2340612), (135, 2080544), (144, 1950510), (158, 1777680), (160, 1755459), (180, 1560408), (216, 1300340), (237, 1185120), (240, 1170306), (270, 1040272), (288, 975255), (316, 888840), (360, 780204), (395, 711072), (432, 650170), (474, 592560), (480, 585153), (540, 520136), (632, 444420), (711, 395040), (720, 390102), (790, 355536), (823, 341280), (864, 325085), (948, 296280), (1080, 260068), (1185, 237024), (1264, 222210), (1422, 197520), (1440, 195051), (1580, 177768), (1646, 170640), (1896, 148140), (2133, 131680), (2160, 130034), (2370, 118512), (2469, 113760), (2528, 111105), (2844, 98760), (3160, 88884), (3292, 85320), (3555, 79008), (3792, 74070), (4115, 68256), (4266, 65840), (4320, 65017), (4740, 59256), (4938, 56880), (5688, 49380), (6320, 44442), (6584, 42660), (7110, 39504), (7407, 37920), (7584, 37035), (8230, 34128), (8532, 32920), (9480, 29628), (9876, 28440), (10665, 26336), (11376, 24690), (12345, 22752), (12640, 22221), (13168, 21330), (14220, 19752), (14814, 18960), (16460, 17064)]