661598208

素因数分解:

$2^{12}\times 3^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:298

約数の個数: 156

約数和(自身を含む): 1939694328

約数和(自身を除く): 1278096120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 131, 137, 144, 192, 256, 262, 274, 288, 384, 393, 411, 512, 524, 548, 576, 768, 786, 822, 1024, 1048, 1096, 1152, 1179, 1233, 1536, 1572, 1644, 2048, 2096, 2192, 2304, 2358, 2466, 3072, 3144, 3288, 4096, 4192, 4384, 4608, 4716, 4932, 6144, 6288, 6576, 8384, 8768, 9216, 9432, 9864, 12288, 12576, 13152, 16768, 17536, 17947, 18432, 18864, 19728, 25152, 26304, 33536, 35072, 35894, 36864, 37728, 39456, 50304, 52608, 53841, 67072, 70144, 71788, 75456, 78912, 100608, 105216, 107682, 134144, 140288, 143576, 150912, 157824, 161523, 201216, 210432, 215364, 268288, 280576, 287152, 301824, 315648, 323046, 402432, 420864, 430728, 536576, 561152, 574304, 603648, 631296, 646092, 804864, 841728, 861456, 1148608, 1207296, 1262592, 1292184, 1609728, 1683456, 1722912, 2297216, 2414592, 2525184, 2584368, 3445824, 4594432, 4829184, 5050368, 5168736, 6891648, 9188864, 10337472, 13783296, 18377728, 20674944, 27566592, 36755456, 41349888, 55133184, 73510912, 82699776, 110266368, 165399552, 220532736, 330799104, 661598208]

約数ペア:

[(1, 661598208), (2, 330799104), (3, 220532736), (4, 165399552), (6, 110266368), (8, 82699776), (9, 73510912), (12, 55133184), (16, 41349888), (18, 36755456), (24, 27566592), (32, 20674944), (36, 18377728), (48, 13783296), (64, 10337472), (72, 9188864), (96, 6891648), (128, 5168736), (131, 5050368), (137, 4829184), (144, 4594432), (192, 3445824), (256, 2584368), (262, 2525184), (274, 2414592), (288, 2297216), (384, 1722912), (393, 1683456), (411, 1609728), (512, 1292184), (524, 1262592), (548, 1207296), (576, 1148608), (768, 861456), (786, 841728), (822, 804864), (1024, 646092), (1048, 631296), (1096, 603648), (1152, 574304), (1179, 561152), (1233, 536576), (1536, 430728), (1572, 420864), (1644, 402432), (2048, 323046), (2096, 315648), (2192, 301824), (2304, 287152), (2358, 280576), (2466, 268288), (3072, 215364), (3144, 210432), (3288, 201216), (4096, 161523), (4192, 157824), (4384, 150912), (4608, 143576), (4716, 140288), (4932, 134144), (6144, 107682), (6288, 105216), (6576, 100608), (8384, 78912), (8768, 75456), (9216, 71788), (9432, 70144), (9864, 67072), (12288, 53841), (12576, 52608), (13152, 50304), (16768, 39456), (17536, 37728), (17947, 36864), (18432, 35894), (18864, 35072), (19728, 33536), (25152, 26304)]