15801400960

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{3187}}^1$

素因数の和:3394

約数の個数: 128

約数和(自身を含む): 38708951040

約数和(自身を除く): 22907550080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 127, 128, 160, 244, 254, 305, 320, 488, 508, 610, 635, 640, 976, 1016, 1220, 1270, 1952, 2032, 2440, 2540, 3187, 3904, 4064, 4880, 5080, 6374, 7747, 7808, 8128, 9760, 10160, 12748, 15494, 15935, 16256, 19520, 20320, 25496, 30988, 31870, 38735, 39040, 40640, 50992, 61976, 63740, 77470, 81280, 101984, 123952, 127480, 154940, 194407, 203968, 247904, 254960, 309880, 388814, 404749, 407936, 495808, 509920, 619760, 777628, 809498, 972035, 991616, 1019840, 1239520, 1555256, 1618996, 1944070, 2023745, 2039680, 2479040, 3110512, 3237992, 3888140, 4047490, 4958080, 6221024, 6475984, 7776280, 8094980, 12442048, 12951968, 15552560, 16189960, 24689689, 24884096, 25903936, 31105120, 32379920, 49379378, 51807872, 62210240, 64759840, 98758756, 123448445, 124420480, 129519680, 197517512, 246896890, 259039360, 395035024, 493793780, 790070048, 987587560, 1580140096, 1975175120, 3160280192, 3950350240, 7900700480, 15801400960]

約数ペア:

[(1, 15801400960), (2, 7900700480), (4, 3950350240), (5, 3160280192), (8, 1975175120), (10, 1580140096), (16, 987587560), (20, 790070048), (32, 493793780), (40, 395035024), (61, 259039360), (64, 246896890), (80, 197517512), (122, 129519680), (127, 124420480), (128, 123448445), (160, 98758756), (244, 64759840), (254, 62210240), (305, 51807872), (320, 49379378), (488, 32379920), (508, 31105120), (610, 25903936), (635, 24884096), (640, 24689689), (976, 16189960), (1016, 15552560), (1220, 12951968), (1270, 12442048), (1952, 8094980), (2032, 7776280), (2440, 6475984), (2540, 6221024), (3187, 4958080), (3904, 4047490), (4064, 3888140), (4880, 3237992), (5080, 3110512), (6374, 2479040), (7747, 2039680), (7808, 2023745), (8128, 1944070), (9760, 1618996), (10160, 1555256), (12748, 1239520), (15494, 1019840), (15935, 991616), (16256, 972035), (19520, 809498), (20320, 777628), (25496, 619760), (30988, 509920), (31870, 495808), (38735, 407936), (39040, 404749), (40640, 388814), (50992, 309880), (61976, 254960), (63740, 247904), (77470, 203968), (81280, 194407), (101984, 154940), (123952, 127480)]