260003560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 620848800

約数和(自身を除く): 360845240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 131, 145, 232, 236, 262, 290, 295, 472, 524, 580, 590, 655, 841, 1048, 1160, 1180, 1310, 1682, 1711, 2360, 2620, 3364, 3422, 3799, 4205, 5240, 6728, 6844, 7598, 7729, 8410, 8555, 13688, 15196, 15458, 16820, 17110, 18995, 30392, 30916, 33640, 34220, 37990, 38645, 49619, 61832, 68440, 75980, 77290, 99238, 110171, 151960, 154580, 198476, 220342, 224141, 248095, 309160, 396952, 440684, 448282, 496190, 550855, 881368, 896564, 992380, 1101710, 1120705, 1793128, 1984760, 2203420, 2241410, 4406840, 4482820, 6500089, 8965640, 13000178, 26000356, 32500445, 52000712, 65000890, 130001780, 260003560]

約数ペア:

[(1, 260003560), (2, 130001780), (4, 65000890), (5, 52000712), (8, 32500445), (10, 26000356), (20, 13000178), (29, 8965640), (40, 6500089), (58, 4482820), (59, 4406840), (116, 2241410), (118, 2203420), (131, 1984760), (145, 1793128), (232, 1120705), (236, 1101710), (262, 992380), (290, 896564), (295, 881368), (472, 550855), (524, 496190), (580, 448282), (590, 440684), (655, 396952), (841, 309160), (1048, 248095), (1160, 224141), (1180, 220342), (1310, 198476), (1682, 154580), (1711, 151960), (2360, 110171), (2620, 99238), (3364, 77290), (3422, 75980), (3799, 68440), (4205, 61832), (5240, 49619), (6728, 38645), (6844, 37990), (7598, 34220), (7729, 33640), (8410, 30916), (8555, 30392), (13688, 18995), (15196, 17110), (15458, 16820)]