245057280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4909}}^1$

素因数の和:4946

約数の個数: 144

約数和(自身を含む): 843027360

約数和(自身を除く): 597970080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4909, 4992, 6240, 8320, 9818, 9984, 12480, 14727, 16640, 19636, 24545, 24960, 29454, 39272, 49090, 49920, 58908, 63817, 73635, 78544, 98180, 117816, 127634, 147270, 157088, 191451, 196360, 235632, 255268, 294540, 314176, 319085, 382902, 392720, 471264, 510536, 589080, 628352, 638170, 765804, 785440, 942528, 957255, 1021072, 1178160, 1256704, 1276340, 1531608, 1570880, 1885056, 1914510, 2042144, 2356320, 2552680, 3063216, 3141760, 3770112, 3829020, 4084288, 4712640, 5105360, 6126432, 6283520, 7658040, 8168576, 9425280, 10210720, 12252864, 15316080, 16337152, 18850560, 20421440, 24505728, 30632160, 40842880, 49011456, 61264320, 81685760, 122528640, 245057280]

約数ペア:

[(1, 245057280), (2, 122528640), (3, 81685760), (4, 61264320), (5, 49011456), (6, 40842880), (8, 30632160), (10, 24505728), (12, 20421440), (13, 18850560), (15, 16337152), (16, 15316080), (20, 12252864), (24, 10210720), (26, 9425280), (30, 8168576), (32, 7658040), (39, 6283520), (40, 6126432), (48, 5105360), (52, 4712640), (60, 4084288), (64, 3829020), (65, 3770112), (78, 3141760), (80, 3063216), (96, 2552680), (104, 2356320), (120, 2042144), (128, 1914510), (130, 1885056), (156, 1570880), (160, 1531608), (192, 1276340), (195, 1256704), (208, 1178160), (240, 1021072), (256, 957255), (260, 942528), (312, 785440), (320, 765804), (384, 638170), (390, 628352), (416, 589080), (480, 510536), (520, 471264), (624, 392720), (640, 382902), (768, 319085), (780, 314176), (832, 294540), (960, 255268), (1040, 235632), (1248, 196360), (1280, 191451), (1560, 157088), (1664, 147270), (1920, 127634), (2080, 117816), (2496, 98180), (3120, 78544), (3328, 73635), (3840, 63817), (4160, 58908), (4909, 49920), (4992, 49090), (6240, 39272), (8320, 29454), (9818, 24960), (9984, 24545), (12480, 19636), (14727, 16640)]