195838720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1987}}^1$

素因数の和:2026

約数の個数: 144

約数和(自身を含む): 585139968

約数和(自身を除く): 389301248

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1280, 1408, 1540, 1760, 1792, 1987, 2240, 2464, 2816, 3080, 3520, 3974, 4480, 4928, 6160, 7040, 7948, 8960, 9856, 9935, 12320, 13909, 14080, 15896, 19712, 19870, 21857, 24640, 27818, 31792, 39740, 43714, 49280, 55636, 63584, 69545, 79480, 87428, 98560, 109285, 111272, 127168, 139090, 152999, 158960, 174856, 218570, 222544, 254336, 278180, 305998, 317920, 349712, 437140, 445088, 508672, 556360, 611996, 635840, 699424, 764995, 874280, 890176, 1112720, 1223992, 1271680, 1398848, 1529990, 1748560, 1780352, 2225440, 2447984, 2543360, 2797696, 3059980, 3497120, 3560704, 4450880, 4895968, 5595392, 6119960, 6994240, 8901760, 9791936, 12239920, 13988480, 17803520, 19583872, 24479840, 27976960, 39167744, 48959680, 97919360, 195838720]

約数ペア:

[(1, 195838720), (2, 97919360), (4, 48959680), (5, 39167744), (7, 27976960), (8, 24479840), (10, 19583872), (11, 17803520), (14, 13988480), (16, 12239920), (20, 9791936), (22, 8901760), (28, 6994240), (32, 6119960), (35, 5595392), (40, 4895968), (44, 4450880), (55, 3560704), (56, 3497120), (64, 3059980), (70, 2797696), (77, 2543360), (80, 2447984), (88, 2225440), (110, 1780352), (112, 1748560), (128, 1529990), (140, 1398848), (154, 1271680), (160, 1223992), (176, 1112720), (220, 890176), (224, 874280), (256, 764995), (280, 699424), (308, 635840), (320, 611996), (352, 556360), (385, 508672), (440, 445088), (448, 437140), (560, 349712), (616, 317920), (640, 305998), (704, 278180), (770, 254336), (880, 222544), (896, 218570), (1120, 174856), (1232, 158960), (1280, 152999), (1408, 139090), (1540, 127168), (1760, 111272), (1792, 109285), (1987, 98560), (2240, 87428), (2464, 79480), (2816, 69545), (3080, 63584), (3520, 55636), (3974, 49280), (4480, 43714), (4928, 39740), (6160, 31792), (7040, 27818), (7948, 24640), (8960, 21857), (9856, 19870), (9935, 19712), (12320, 15896), (13909, 14080)]