251245440

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:901

約数の個数: 192

約数和(自身を含む): 885025440

約数和(自身を除く): 633780000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 180, 192, 212, 240, 265, 288, 318, 320, 360, 384, 424, 477, 480, 530, 576, 636, 640, 720, 795, 823, 848, 954, 960, 1060, 1152, 1272, 1440, 1590, 1646, 1696, 1908, 1920, 2120, 2385, 2469, 2544, 2880, 3180, 3292, 3392, 3816, 4115, 4240, 4770, 4938, 5088, 5760, 6360, 6584, 6784, 7407, 7632, 8230, 8480, 9540, 9876, 10176, 12345, 12720, 13168, 14814, 15264, 16460, 16960, 19080, 19752, 20352, 24690, 25440, 26336, 29628, 30528, 32920, 33920, 37035, 38160, 39504, 43619, 49380, 50880, 52672, 59256, 61056, 65840, 74070, 76320, 79008, 87238, 98760, 101760, 105344, 118512, 130857, 131680, 148140, 152640, 158016, 174476, 197520, 218095, 237024, 261714, 263360, 296280, 305280, 316032, 348952, 392571, 395040, 436190, 474048, 523428, 526720, 592560, 654285, 697904, 785142, 790080, 872380, 948096, 1046856, 1185120, 1308570, 1395808, 1570284, 1580160, 1744760, 1962855, 2093712, 2370240, 2617140, 2791616, 3140568, 3489520, 3925710, 4187424, 4740480, 5234280, 5583232, 6281136, 6979040, 7851420, 8374848, 10468560, 12562272, 13958080, 15702840, 16749696, 20937120, 25124544, 27916160, 31405680, 41874240, 50249088, 62811360, 83748480, 125622720, 251245440]

約数ペア:

[(1, 251245440), (2, 125622720), (3, 83748480), (4, 62811360), (5, 50249088), (6, 41874240), (8, 31405680), (9, 27916160), (10, 25124544), (12, 20937120), (15, 16749696), (16, 15702840), (18, 13958080), (20, 12562272), (24, 10468560), (30, 8374848), (32, 7851420), (36, 6979040), (40, 6281136), (45, 5583232), (48, 5234280), (53, 4740480), (60, 4187424), (64, 3925710), (72, 3489520), (80, 3140568), (90, 2791616), (96, 2617140), (106, 2370240), (120, 2093712), (128, 1962855), (144, 1744760), (159, 1580160), (160, 1570284), (180, 1395808), (192, 1308570), (212, 1185120), (240, 1046856), (265, 948096), (288, 872380), (318, 790080), (320, 785142), (360, 697904), (384, 654285), (424, 592560), (477, 526720), (480, 523428), (530, 474048), (576, 436190), (636, 395040), (640, 392571), (720, 348952), (795, 316032), (823, 305280), (848, 296280), (954, 263360), (960, 261714), (1060, 237024), (1152, 218095), (1272, 197520), (1440, 174476), (1590, 158016), (1646, 152640), (1696, 148140), (1908, 131680), (1920, 130857), (2120, 118512), (2385, 105344), (2469, 101760), (2544, 98760), (2880, 87238), (3180, 79008), (3292, 76320), (3392, 74070), (3816, 65840), (4115, 61056), (4240, 59256), (4770, 52672), (4938, 50880), (5088, 49380), (5760, 43619), (6360, 39504), (6584, 38160), (6784, 37035), (7407, 33920), (7632, 32920), (8230, 30528), (8480, 29628), (9540, 26336), (9876, 25440), (10176, 24690), (12345, 20352), (12720, 19752), (13168, 19080), (14814, 16960), (15264, 16460)]