287345280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1453}}^1$

素因数の和:1578

約数の個数: 128

約数和(自身を含む): 925441920

約数和(自身を除く): 638096640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 103, 120, 128, 160, 192, 206, 240, 309, 320, 384, 412, 480, 515, 618, 640, 824, 960, 1030, 1236, 1453, 1545, 1648, 1920, 2060, 2472, 2906, 3090, 3296, 4120, 4359, 4944, 5812, 6180, 6592, 7265, 8240, 8718, 9888, 11624, 12360, 13184, 14530, 16480, 17436, 19776, 21795, 23248, 24720, 29060, 32960, 34872, 39552, 43590, 46496, 49440, 58120, 65920, 69744, 87180, 92992, 98880, 116240, 139488, 149659, 174360, 185984, 197760, 232480, 278976, 299318, 348720, 448977, 464960, 557952, 598636, 697440, 748295, 897954, 929920, 1197272, 1394880, 1496590, 1795908, 2244885, 2394544, 2789760, 2993180, 3591816, 4489770, 4789088, 5986360, 7183632, 8979540, 9578176, 11972720, 14367264, 17959080, 19156352, 23945440, 28734528, 35918160, 47890880, 57469056, 71836320, 95781760, 143672640, 287345280]

約数ペア:

[(1, 287345280), (2, 143672640), (3, 95781760), (4, 71836320), (5, 57469056), (6, 47890880), (8, 35918160), (10, 28734528), (12, 23945440), (15, 19156352), (16, 17959080), (20, 14367264), (24, 11972720), (30, 9578176), (32, 8979540), (40, 7183632), (48, 5986360), (60, 4789088), (64, 4489770), (80, 3591816), (96, 2993180), (103, 2789760), (120, 2394544), (128, 2244885), (160, 1795908), (192, 1496590), (206, 1394880), (240, 1197272), (309, 929920), (320, 897954), (384, 748295), (412, 697440), (480, 598636), (515, 557952), (618, 464960), (640, 448977), (824, 348720), (960, 299318), (1030, 278976), (1236, 232480), (1453, 197760), (1545, 185984), (1648, 174360), (1920, 149659), (2060, 139488), (2472, 116240), (2906, 98880), (3090, 92992), (3296, 87180), (4120, 69744), (4359, 65920), (4944, 58120), (5812, 49440), (6180, 46496), (6592, 43590), (7265, 39552), (8240, 34872), (8718, 32960), (9888, 29060), (11624, 24720), (12360, 23248), (13184, 21795), (14530, 19776), (16480, 17436)]