493041920

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{1123}}^1$

素因数の和:1165

約数の個数: 144

約数和(自身を含む): 1378473600

約数和(自身を除く): 885431680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 343, 392, 448, 490, 560, 640, 686, 784, 896, 980, 1120, 1123, 1280, 1372, 1568, 1715, 1792, 1960, 2240, 2246, 2744, 3136, 3430, 3920, 4480, 4492, 5488, 5615, 6272, 6860, 7840, 7861, 8960, 8984, 10976, 11230, 12544, 13720, 15680, 15722, 17968, 21952, 22460, 27440, 31360, 31444, 35936, 39305, 43904, 44920, 54880, 55027, 62720, 62888, 71872, 78610, 87808, 89840, 109760, 110054, 125776, 143744, 157220, 179680, 219520, 220108, 251552, 275135, 287488, 314440, 359360, 385189, 439040, 440216, 503104, 550270, 628880, 718720, 770378, 880432, 1006208, 1100540, 1257760, 1437440, 1540756, 1760864, 1925945, 2012416, 2201080, 2515520, 3081512, 3521728, 3851890, 4402160, 5031040, 6163024, 7043456, 7703780, 8804320, 10062080, 12326048, 14086912, 15407560, 17608640, 24652096, 30815120, 35217280, 49304192, 61630240, 70434560, 98608384, 123260480, 246520960, 493041920]

約数ペア:

[(1, 493041920), (2, 246520960), (4, 123260480), (5, 98608384), (7, 70434560), (8, 61630240), (10, 49304192), (14, 35217280), (16, 30815120), (20, 24652096), (28, 17608640), (32, 15407560), (35, 14086912), (40, 12326048), (49, 10062080), (56, 8804320), (64, 7703780), (70, 7043456), (80, 6163024), (98, 5031040), (112, 4402160), (128, 3851890), (140, 3521728), (160, 3081512), (196, 2515520), (224, 2201080), (245, 2012416), (256, 1925945), (280, 1760864), (320, 1540756), (343, 1437440), (392, 1257760), (448, 1100540), (490, 1006208), (560, 880432), (640, 770378), (686, 718720), (784, 628880), (896, 550270), (980, 503104), (1120, 440216), (1123, 439040), (1280, 385189), (1372, 359360), (1568, 314440), (1715, 287488), (1792, 275135), (1960, 251552), (2240, 220108), (2246, 219520), (2744, 179680), (3136, 157220), (3430, 143744), (3920, 125776), (4480, 110054), (4492, 109760), (5488, 89840), (5615, 87808), (6272, 78610), (6860, 71872), (7840, 62888), (7861, 62720), (8960, 55027), (8984, 54880), (10976, 44920), (11230, 43904), (12544, 39305), (13720, 35936), (15680, 31444), (15722, 31360), (17968, 27440), (21952, 22460)]