1310321280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1901}}^1$

素因数の和:2282

約数の個数: 128

約数和(自身を含む): 4190486400

約数和(自身を除く): 2880165120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 359, 384, 480, 640, 718, 960, 1077, 1436, 1795, 1901, 1920, 2154, 2872, 3590, 3802, 4308, 5385, 5703, 5744, 7180, 7604, 8616, 9505, 10770, 11406, 11488, 14360, 15208, 17232, 19010, 21540, 22812, 22976, 28515, 28720, 30416, 34464, 38020, 43080, 45624, 45952, 57030, 57440, 60832, 68928, 76040, 86160, 91248, 114060, 114880, 121664, 137856, 152080, 172320, 182496, 228120, 229760, 243328, 304160, 344640, 364992, 456240, 608320, 682459, 689280, 729984, 912480, 1216640, 1364918, 1824960, 2047377, 2729836, 3412295, 3649920, 4094754, 5459672, 6824590, 8189508, 10236885, 10919344, 13649180, 16379016, 20473770, 21838688, 27298360, 32758032, 40947540, 43677376, 54596720, 65516064, 81895080, 87354752, 109193440, 131032128, 163790160, 218386880, 262064256, 327580320, 436773760, 655160640, 1310321280]

約数ペア:

[(1, 1310321280), (2, 655160640), (3, 436773760), (4, 327580320), (5, 262064256), (6, 218386880), (8, 163790160), (10, 131032128), (12, 109193440), (15, 87354752), (16, 81895080), (20, 65516064), (24, 54596720), (30, 43677376), (32, 40947540), (40, 32758032), (48, 27298360), (60, 21838688), (64, 20473770), (80, 16379016), (96, 13649180), (120, 10919344), (128, 10236885), (160, 8189508), (192, 6824590), (240, 5459672), (320, 4094754), (359, 3649920), (384, 3412295), (480, 2729836), (640, 2047377), (718, 1824960), (960, 1364918), (1077, 1216640), (1436, 912480), (1795, 729984), (1901, 689280), (1920, 682459), (2154, 608320), (2872, 456240), (3590, 364992), (3802, 344640), (4308, 304160), (5385, 243328), (5703, 229760), (5744, 228120), (7180, 182496), (7604, 172320), (8616, 152080), (9505, 137856), (10770, 121664), (11406, 114880), (11488, 114060), (14360, 91248), (15208, 86160), (17232, 76040), (19010, 68928), (21540, 60832), (22812, 57440), (22976, 57030), (28515, 45952), (28720, 45624), (30416, 43080), (34464, 38020)]