138846720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:306

約数の個数: 160

約数和(自身を含む): 450774720

約数和(自身を除く): 311928000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 120, 128, 160, 179, 192, 202, 240, 256, 303, 320, 358, 384, 404, 480, 505, 512, 537, 606, 640, 716, 768, 808, 895, 960, 1010, 1074, 1212, 1280, 1432, 1515, 1536, 1616, 1790, 1920, 2020, 2148, 2424, 2560, 2685, 2864, 3030, 3232, 3580, 3840, 4040, 4296, 4848, 5370, 5728, 6060, 6464, 7160, 7680, 8080, 8592, 9696, 10740, 11456, 12120, 12928, 14320, 16160, 17184, 18079, 19392, 21480, 22912, 24240, 25856, 28640, 32320, 34368, 36158, 38784, 42960, 45824, 48480, 51712, 54237, 57280, 64640, 68736, 72316, 77568, 85920, 90395, 91648, 96960, 108474, 114560, 129280, 137472, 144632, 155136, 171840, 180790, 193920, 216948, 229120, 258560, 271185, 274944, 289264, 343680, 361580, 387840, 433896, 458240, 542370, 578528, 687360, 723160, 775680, 867792, 1084740, 1157056, 1374720, 1446320, 1735584, 2169480, 2314112, 2892640, 3471168, 4338960, 4628224, 5785280, 6942336, 8677920, 9256448, 11570560, 13884672, 17355840, 23141120, 27769344, 34711680, 46282240, 69423360, 138846720]

約数ペア:

[(1, 138846720), (2, 69423360), (3, 46282240), (4, 34711680), (5, 27769344), (6, 23141120), (8, 17355840), (10, 13884672), (12, 11570560), (15, 9256448), (16, 8677920), (20, 6942336), (24, 5785280), (30, 4628224), (32, 4338960), (40, 3471168), (48, 2892640), (60, 2314112), (64, 2169480), (80, 1735584), (96, 1446320), (101, 1374720), (120, 1157056), (128, 1084740), (160, 867792), (179, 775680), (192, 723160), (202, 687360), (240, 578528), (256, 542370), (303, 458240), (320, 433896), (358, 387840), (384, 361580), (404, 343680), (480, 289264), (505, 274944), (512, 271185), (537, 258560), (606, 229120), (640, 216948), (716, 193920), (768, 180790), (808, 171840), (895, 155136), (960, 144632), (1010, 137472), (1074, 129280), (1212, 114560), (1280, 108474), (1432, 96960), (1515, 91648), (1536, 90395), (1616, 85920), (1790, 77568), (1920, 72316), (2020, 68736), (2148, 64640), (2424, 57280), (2560, 54237), (2685, 51712), (2864, 48480), (3030, 45824), (3232, 42960), (3580, 38784), (3840, 36158), (4040, 34368), (4296, 32320), (4848, 28640), (5370, 25856), (5728, 24240), (6060, 22912), (6464, 21480), (7160, 19392), (7680, 18079), (8080, 17184), (8592, 16160), (9696, 14320), (10740, 12928), (11456, 12120)]