21698795520

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{235447}}^1$

素因数の和:235480

約数の個数: 144

約数和(自身を含む): 75204445680

約数和(自身を除く): 53505650160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 6144, 7680, 9216, 10240, 11520, 15360, 18432, 23040, 30720, 46080, 92160, 235447, 470894, 706341, 941788, 1177235, 1412682, 1883576, 2119023, 2354470, 2825364, 3531705, 3767152, 4238046, 4708940, 5650728, 7063410, 7534304, 8476092, 9417880, 10595115, 11301456, 14126820, 15068608, 16952184, 18835760, 21190230, 22602912, 28253640, 30137216, 33904368, 37671520, 42380460, 45205824, 56507280, 60274432, 67808736, 75343040, 84760920, 90411648, 113014560, 120548864, 135617472, 150686080, 169521840, 180823296, 226029120, 241097728, 271234944, 301372160, 339043680, 361646592, 452058240, 482195456, 542469888, 602744320, 678087360, 723293184, 904116480, 1084939776, 1205488640, 1356174720, 1446586368, 1808232960, 2169879552, 2410977280, 2712349440, 3616465920, 4339759104, 5424698880, 7232931840, 10849397760, 21698795520]

約数ペア:

[(1, 21698795520), (2, 10849397760), (3, 7232931840), (4, 5424698880), (5, 4339759104), (6, 3616465920), (8, 2712349440), (9, 2410977280), (10, 2169879552), (12, 1808232960), (15, 1446586368), (16, 1356174720), (18, 1205488640), (20, 1084939776), (24, 904116480), (30, 723293184), (32, 678087360), (36, 602744320), (40, 542469888), (45, 482195456), (48, 452058240), (60, 361646592), (64, 339043680), (72, 301372160), (80, 271234944), (90, 241097728), (96, 226029120), (120, 180823296), (128, 169521840), (144, 150686080), (160, 135617472), (180, 120548864), (192, 113014560), (240, 90411648), (256, 84760920), (288, 75343040), (320, 67808736), (360, 60274432), (384, 56507280), (480, 45205824), (512, 42380460), (576, 37671520), (640, 33904368), (720, 30137216), (768, 28253640), (960, 22602912), (1024, 21190230), (1152, 18835760), (1280, 16952184), (1440, 15068608), (1536, 14126820), (1920, 11301456), (2048, 10595115), (2304, 9417880), (2560, 8476092), (2880, 7534304), (3072, 7063410), (3840, 5650728), (4608, 4708940), (5120, 4238046), (5760, 3767152), (6144, 3531705), (7680, 2825364), (9216, 2354470), (10240, 2119023), (11520, 1883576), (15360, 1412682), (18432, 1177235), (23040, 941788), (30720, 706341), (46080, 470894), (92160, 235447)]