1550080000

素因数分解:

$2^{11}\times 5^4\times 7^1\times {\mathrm{173}}^1$

素因数の和:222

約数の個数: 240

約数和(自身を含む): 4451887440

約数和(自身を除く): 2901807440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 173, 175, 200, 224, 250, 256, 280, 320, 346, 350, 400, 448, 500, 512, 560, 625, 640, 692, 700, 800, 865, 875, 896, 1000, 1024, 1120, 1211, 1250, 1280, 1384, 1400, 1600, 1730, 1750, 1792, 2000, 2048, 2240, 2422, 2500, 2560, 2768, 2800, 3200, 3460, 3500, 3584, 4000, 4325, 4375, 4480, 4844, 5000, 5120, 5536, 5600, 6055, 6400, 6920, 7000, 7168, 8000, 8650, 8750, 8960, 9688, 10000, 10240, 11072, 11200, 12110, 12800, 13840, 14000, 14336, 16000, 17300, 17500, 17920, 19376, 20000, 21625, 22144, 22400, 24220, 25600, 27680, 28000, 30275, 32000, 34600, 35000, 35840, 38752, 40000, 43250, 44288, 44800, 48440, 51200, 55360, 56000, 60550, 64000, 69200, 70000, 71680, 77504, 80000, 86500, 88576, 89600, 96880, 108125, 110720, 112000, 121100, 128000, 138400, 140000, 151375, 155008, 160000, 173000, 177152, 179200, 193760, 216250, 221440, 224000, 242200, 256000, 276800, 280000, 302750, 310016, 320000, 346000, 354304, 358400, 387520, 432500, 442880, 448000, 484400, 553600, 560000, 605500, 620032, 640000, 692000, 756875, 775040, 865000, 885760, 896000, 968800, 1107200, 1120000, 1211000, 1240064, 1280000, 1384000, 1513750, 1550080, 1730000, 1771520, 1792000, 1937600, 2214400, 2240000, 2422000, 2480128, 2768000, 3027500, 3100160, 3460000, 3875200, 4428800, 4480000, 4844000, 5536000, 6055000, 6200320, 6920000, 7750400, 8857600, 8960000, 9688000, 11072000, 12110000, 12400640, 13840000, 15500800, 19376000, 22144000, 24220000, 27680000, 31001600, 38752000, 44288000, 48440000, 55360000, 62003200, 77504000, 96880000, 110720000, 155008000, 193760000, 221440000, 310016000, 387520000, 775040000, 1550080000]

約数ペア:

[(1, 1550080000), (2, 775040000), (4, 387520000), (5, 310016000), (7, 221440000), (8, 193760000), (10, 155008000), (14, 110720000), (16, 96880000), (20, 77504000), (25, 62003200), (28, 55360000), (32, 48440000), (35, 44288000), (40, 38752000), (50, 31001600), (56, 27680000), (64, 24220000), (70, 22144000), (80, 19376000), (100, 15500800), (112, 13840000), (125, 12400640), (128, 12110000), (140, 11072000), (160, 9688000), (173, 8960000), (175, 8857600), (200, 7750400), (224, 6920000), (250, 6200320), (256, 6055000), (280, 5536000), (320, 4844000), (346, 4480000), (350, 4428800), (400, 3875200), (448, 3460000), (500, 3100160), (512, 3027500), (560, 2768000), (625, 2480128), (640, 2422000), (692, 2240000), (700, 2214400), (800, 1937600), (865, 1792000), (875, 1771520), (896, 1730000), (1000, 1550080), (1024, 1513750), (1120, 1384000), (1211, 1280000), (1250, 1240064), (1280, 1211000), (1384, 1120000), (1400, 1107200), (1600, 968800), (1730, 896000), (1750, 885760), (1792, 865000), (2000, 775040), (2048, 756875), (2240, 692000), (2422, 640000), (2500, 620032), (2560, 605500), (2768, 560000), (2800, 553600), (3200, 484400), (3460, 448000), (3500, 442880), (3584, 432500), (4000, 387520), (4325, 358400), (4375, 354304), (4480, 346000), (4844, 320000), (5000, 310016), (5120, 302750), (5536, 280000), (5600, 276800), (6055, 256000), (6400, 242200), (6920, 224000), (7000, 221440), (7168, 216250), (8000, 193760), (8650, 179200), (8750, 177152), (8960, 173000), (9688, 160000), (10000, 155008), (10240, 151375), (11072, 140000), (11200, 138400), (12110, 128000), (12800, 121100), (13840, 112000), (14000, 110720), (14336, 108125), (16000, 96880), (17300, 89600), (17500, 88576), (17920, 86500), (19376, 80000), (20000, 77504), (21625, 71680), (22144, 70000), (22400, 69200), (24220, 64000), (25600, 60550), (27680, 56000), (28000, 55360), (30275, 51200), (32000, 48440), (34600, 44800), (35000, 44288), (35840, 43250), (38752, 40000)]