12660224000

素因数分解:

$2^{12}\times 5^3\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 208

約数和(自身を含む): 32098235520

約数和(自身を除く): 19438011520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 125, 128, 158, 160, 200, 250, 256, 313, 316, 320, 395, 400, 500, 512, 626, 632, 640, 790, 800, 1000, 1024, 1252, 1264, 1280, 1565, 1580, 1600, 1975, 2000, 2048, 2504, 2528, 2560, 3130, 3160, 3200, 3950, 4000, 4096, 5008, 5056, 5120, 6260, 6320, 6400, 7825, 7900, 8000, 9875, 10016, 10112, 10240, 12520, 12640, 12800, 15650, 15800, 16000, 19750, 20032, 20224, 20480, 24727, 25040, 25280, 25600, 31300, 31600, 32000, 39125, 39500, 40064, 40448, 49454, 50080, 50560, 51200, 62600, 63200, 64000, 78250, 79000, 80128, 80896, 98908, 100160, 101120, 102400, 123635, 125200, 126400, 128000, 156500, 158000, 160256, 161792, 197816, 200320, 202240, 247270, 250400, 252800, 256000, 313000, 316000, 320512, 323584, 395632, 400640, 404480, 494540, 500800, 505600, 512000, 618175, 626000, 632000, 641024, 791264, 801280, 808960, 989080, 1001600, 1011200, 1236350, 1252000, 1264000, 1282048, 1582528, 1602560, 1617920, 1978160, 2003200, 2022400, 2472700, 2504000, 2528000, 3090875, 3165056, 3205120, 3956320, 4006400, 4044800, 4945400, 5008000, 5056000, 6181750, 6330112, 6410240, 7912640, 8012800, 8089600, 9890800, 10016000, 10112000, 12363500, 12660224, 15825280, 16025600, 19781600, 20032000, 20224000, 24727000, 25320448, 31650560, 32051200, 39563200, 40064000, 40448000, 49454000, 50640896, 63301120, 79126400, 80128000, 98908000, 101281792, 126602240, 158252800, 160256000, 197816000, 253204480, 316505600, 395632000, 506408960, 633011200, 791264000, 1266022400, 1582528000, 2532044800, 3165056000, 6330112000, 12660224000]

約数ペア:

[(1, 12660224000), (2, 6330112000), (4, 3165056000), (5, 2532044800), (8, 1582528000), (10, 1266022400), (16, 791264000), (20, 633011200), (25, 506408960), (32, 395632000), (40, 316505600), (50, 253204480), (64, 197816000), (79, 160256000), (80, 158252800), (100, 126602240), (125, 101281792), (128, 98908000), (158, 80128000), (160, 79126400), (200, 63301120), (250, 50640896), (256, 49454000), (313, 40448000), (316, 40064000), (320, 39563200), (395, 32051200), (400, 31650560), (500, 25320448), (512, 24727000), (626, 20224000), (632, 20032000), (640, 19781600), (790, 16025600), (800, 15825280), (1000, 12660224), (1024, 12363500), (1252, 10112000), (1264, 10016000), (1280, 9890800), (1565, 8089600), (1580, 8012800), (1600, 7912640), (1975, 6410240), (2000, 6330112), (2048, 6181750), (2504, 5056000), (2528, 5008000), (2560, 4945400), (3130, 4044800), (3160, 4006400), (3200, 3956320), (3950, 3205120), (4000, 3165056), (4096, 3090875), (5008, 2528000), (5056, 2504000), (5120, 2472700), (6260, 2022400), (6320, 2003200), (6400, 1978160), (7825, 1617920), (7900, 1602560), (8000, 1582528), (9875, 1282048), (10016, 1264000), (10112, 1252000), (10240, 1236350), (12520, 1011200), (12640, 1001600), (12800, 989080), (15650, 808960), (15800, 801280), (16000, 791264), (19750, 641024), (20032, 632000), (20224, 626000), (20480, 618175), (24727, 512000), (25040, 505600), (25280, 500800), (25600, 494540), (31300, 404480), (31600, 400640), (32000, 395632), (39125, 323584), (39500, 320512), (40064, 316000), (40448, 313000), (49454, 256000), (50080, 252800), (50560, 250400), (51200, 247270), (62600, 202240), (63200, 200320), (64000, 197816), (78250, 161792), (79000, 160256), (80128, 158000), (80896, 156500), (98908, 128000), (100160, 126400), (101120, 125200), (102400, 123635)]