249665280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{823}}^1$

素因数の和:926

約数の個数: 144

約数和(自身を含む): 808442880

約数和(自身を除く): 558777600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 632, 640, 768, 790, 823, 948, 960, 1185, 1264, 1280, 1580, 1646, 1896, 1920, 2370, 2469, 2528, 3160, 3292, 3792, 3840, 4115, 4740, 4938, 5056, 6320, 6584, 7584, 8230, 9480, 9876, 10112, 12345, 12640, 13168, 15168, 16460, 18960, 19752, 20224, 24690, 25280, 26336, 30336, 32920, 37920, 39504, 49380, 50560, 52672, 60672, 65017, 65840, 75840, 79008, 98760, 101120, 105344, 130034, 131680, 151680, 158016, 195051, 197520, 210688, 260068, 263360, 303360, 316032, 325085, 390102, 395040, 520136, 526720, 632064, 650170, 780204, 790080, 975255, 1040272, 1053440, 1300340, 1560408, 1580160, 1950510, 2080544, 2600680, 3120816, 3160320, 3901020, 4161088, 5201360, 6241632, 7802040, 8322176, 10402720, 12483264, 15604080, 16644352, 20805440, 24966528, 31208160, 41610880, 49933056, 62416320, 83221760, 124832640, 249665280]

約数ペア:

[(1, 249665280), (2, 124832640), (3, 83221760), (4, 62416320), (5, 49933056), (6, 41610880), (8, 31208160), (10, 24966528), (12, 20805440), (15, 16644352), (16, 15604080), (20, 12483264), (24, 10402720), (30, 8322176), (32, 7802040), (40, 6241632), (48, 5201360), (60, 4161088), (64, 3901020), (79, 3160320), (80, 3120816), (96, 2600680), (120, 2080544), (128, 1950510), (158, 1580160), (160, 1560408), (192, 1300340), (237, 1053440), (240, 1040272), (256, 975255), (316, 790080), (320, 780204), (384, 650170), (395, 632064), (474, 526720), (480, 520136), (632, 395040), (640, 390102), (768, 325085), (790, 316032), (823, 303360), (948, 263360), (960, 260068), (1185, 210688), (1264, 197520), (1280, 195051), (1580, 158016), (1646, 151680), (1896, 131680), (1920, 130034), (2370, 105344), (2469, 101120), (2528, 98760), (3160, 79008), (3292, 75840), (3792, 65840), (3840, 65017), (4115, 60672), (4740, 52672), (4938, 50560), (5056, 49380), (6320, 39504), (6584, 37920), (7584, 32920), (8230, 30336), (9480, 26336), (9876, 25280), (10112, 24690), (12345, 20224), (12640, 19752), (13168, 18960), (15168, 16460)]